Home / 6,901.52-10,351.28-2,220.92

Finding the Fourth Proportional to 6,901.52, 10,351.28 and 2,220.92

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Solution

The fourth proportional to 6,901.52, 10,351.28 and 2,220.92 is: 3,331.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,901.52 : 10,351.28 = 2,220.92 : x
  2. Step 2: Convert to fraction form
    6,901.52/10,351.28 = 2,220.92/x
  3. Step 3: Cross multiply
    6,901.52x = 10,351.28 × 2,220.92
  4. Step 4: Simplify right side
    6,901.52x = 22,989,364.78
  5. Step 5: Solve for x
    x = 22,989,364.78/6,901.52
  6. Step 6: Final answer
    x = 3,331.06

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.