Home / 3,514.76-4,852.68-2,190.32

Finding the Fourth Proportional to 3,514.76, 4,852.68 and 2,190.32

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Solution

The fourth proportional to 3,514.76, 4,852.68 and 2,190.32 is: 3,024.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,514.76 : 4,852.68 = 2,190.32 : x
  2. Step 2: Convert to fraction form
    3,514.76/4,852.68 = 2,190.32/x
  3. Step 3: Cross multiply
    3,514.76x = 4,852.68 × 2,190.32
  4. Step 4: Simplify right side
    3,514.76x = 10,628,922.06
  5. Step 5: Solve for x
    x = 10,628,922.06/3,514.76
  6. Step 6: Final answer
    x = 3,024.08

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Find fourth proportional to 1,757.38, 2,426.34 and 1,095.16
Half scale
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Double scale
Find fourth proportional to 3,515.76, 4,854.06 and 2,191.32
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.