Home / 9,685.92-14,510.55-5,725.32

Finding the Fourth Proportional to 9,685.92, 14,510.55 and 5,725.32

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Solution

The fourth proportional to 9,685.92, 14,510.55 and 5,725.32 is: 8,577.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,685.92 : 14,510.55 = 5,725.32 : x
  2. Step 2: Convert to fraction form
    9,685.92/14,510.55 = 5,725.32/x
  3. Step 3: Cross multiply
    9,685.92x = 14,510.55 × 5,725.32
  4. Step 4: Simplify right side
    9,685.92x = 83,077,542.13
  5. Step 5: Solve for x
    x = 83,077,542.13/9,685.92
  6. Step 6: Final answer
    x = 8,577.15

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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.