Home / 4,901.40-6,760.56-3,132.16

Finding the Fourth Proportional to 4,901.40, 6,760.56 and 3,132.16

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Solution

The fourth proportional to 4,901.40, 6,760.56 and 3,132.16 is: 4,320.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,901.40 : 6,760.56 = 3,132.16 : x
  2. Step 2: Convert to fraction form
    4,901.40/6,760.56 = 3,132.16/x
  3. Step 3: Cross multiply
    4,901.40x = 6,760.56 × 3,132.16
  4. Step 4: Simplify right side
    4,901.40x = 21,175,155.61
  5. Step 5: Solve for x
    x = 21,175,155.61/4,901.40
  6. Step 6: Final answer
    x = 4,320.23

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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.