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Finding the Fourth Proportional to 11,655.65, 16,084.98 and 6,350.47

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Solution

The fourth proportional to 11,655.65, 16,084.98 and 6,350.47 is: 8,763.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,655.65 : 16,084.98 = 6,350.47 : x
  2. Step 2: Convert to fraction form
    11,655.65/16,084.98 = 6,350.47/x
  3. Step 3: Cross multiply
    11,655.65x = 16,084.98 × 6,350.47
  4. Step 4: Simplify right side
    11,655.65x = 102,147,142.73
  5. Step 5: Solve for x
    x = 102,147,142.73/11,655.65
  6. Step 6: Final answer
    x = 8,763.75

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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.