Home / 4,102.14-5,661.45-2,334.18

Finding the Fourth Proportional to 4,102.14, 5,661.45 and 2,334.18

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Solution

The fourth proportional to 4,102.14, 5,661.45 and 2,334.18 is: 3,221.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,102.14 : 5,661.45 = 2,334.18 : x
  2. Step 2: Convert to fraction form
    4,102.14/5,661.45 = 2,334.18/x
  3. Step 3: Cross multiply
    4,102.14x = 5,661.45 × 2,334.18
  4. Step 4: Simplify right side
    4,102.14x = 13,214,843.36
  5. Step 5: Solve for x
    x = 13,214,843.36/4,102.14
  6. Step 6: Final answer
    x = 3,221.45

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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.