Home / 2,501.22-3,451.66-1,382.14

Finding the Fourth Proportional to 2,501.22, 3,451.66 and 1,382.14

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Solution

The fourth proportional to 2,501.22, 3,451.66 and 1,382.14 is: 1,907.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,501.22 : 3,451.66 = 1,382.14 : x
  2. Step 2: Convert to fraction form
    2,501.22/3,451.66 = 1,382.14/x
  3. Step 3: Cross multiply
    2,501.22x = 3,451.66 × 1,382.14
  4. Step 4: Simplify right side
    2,501.22x = 4,770,677.35
  5. Step 5: Solve for x
    x = 4,770,677.35/2,501.22
  6. Step 6: Final answer
    x = 1,907.34

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Half scale
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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.