Home / 9,039.92-12,474.95-5,061.02

Finding the Fourth Proportional to 9,039.92, 12,474.95 and 5,061.02

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Solution

The fourth proportional to 9,039.92, 12,474.95 and 5,061.02 is: 6,984.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,039.92 : 12,474.95 = 5,061.02 : x
  2. Step 2: Convert to fraction form
    9,039.92/12,474.95 = 5,061.02/x
  3. Step 3: Cross multiply
    9,039.92x = 12,474.95 × 5,061.02
  4. Step 4: Simplify right side
    9,039.92x = 63,135,883.77
  5. Step 5: Solve for x
    x = 63,135,883.77/9,039.92
  6. Step 6: Final answer
    x = 6,984.12

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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.