Home / 10,100.54-15,140.28-5,937.14

Finding the Fourth Proportional to 10,100.54, 15,140.28 and 5,937.14

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Solution

The fourth proportional to 10,100.54, 15,140.28 and 5,937.14 is: 8,899.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,100.54 : 15,140.28 = 5,937.14 : x
  2. Step 2: Convert to fraction form
    10,100.54/15,140.28 = 5,937.14/x
  3. Step 3: Cross multiply
    10,100.54x = 15,140.28 × 5,937.14
  4. Step 4: Simplify right side
    10,100.54x = 89,889,962.00
  5. Step 5: Solve for x
    x = 89,889,962.00/10,100.54
  6. Step 6: Final answer
    x = 8,899.52

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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.