Home / 10,061.04-15,091.28-2,665.28

Finding the Fourth Proportional to 10,061.04, 15,091.28 and 2,665.28

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Solution

The fourth proportional to 10,061.04, 15,091.28 and 2,665.28 is: 3,997.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,061.04 : 15,091.28 = 2,665.28 : x
  2. Step 2: Convert to fraction form
    10,061.04/15,091.28 = 2,665.28/x
  3. Step 3: Cross multiply
    10,061.04x = 15,091.28 × 2,665.28
  4. Step 4: Simplify right side
    10,061.04x = 40,222,486.76
  5. Step 5: Solve for x
    x = 40,222,486.76/10,061.04
  6. Step 6: Final answer
    x = 3,997.85

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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.