Home / 9,192.70-12,685.56-5,000.96

Finding the Fourth Proportional to 9,192.70, 12,685.56 and 5,000.96

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Solution

The fourth proportional to 9,192.70, 12,685.56 and 5,000.96 is: 6,901.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,192.70 : 12,685.56 = 5,000.96 : x
  2. Step 2: Convert to fraction form
    9,192.70/12,685.56 = 5,000.96/x
  3. Step 3: Cross multiply
    9,192.70x = 12,685.56 × 5,000.96
  4. Step 4: Simplify right side
    9,192.70x = 63,439,978.14
  5. Step 5: Solve for x
    x = 63,439,978.14/9,192.70
  6. Step 6: Final answer
    x = 6,901.13

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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.