Home / 10,657.08-15,992.92-3,731.60

Finding the Fourth Proportional to 10,657.08, 15,992.92 and 3,731.60

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Solution

The fourth proportional to 10,657.08, 15,992.92 and 3,731.60 is: 5,599.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,657.08 : 15,992.92 = 3,731.60 : x
  2. Step 2: Convert to fraction form
    10,657.08/15,992.92 = 3,731.60/x
  3. Step 3: Cross multiply
    10,657.08x = 15,992.92 × 3,731.60
  4. Step 4: Simplify right side
    10,657.08x = 59,679,180.27
  5. Step 5: Solve for x
    x = 59,679,180.27/10,657.08
  6. Step 6: Final answer
    x = 5,599.96

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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.