Home / 10,525.73-14,517.90-7,162.61

Finding the Fourth Proportional to 10,525.73, 14,517.90 and 7,162.61

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Solution

The fourth proportional to 10,525.73, 14,517.90 and 7,162.61 is: 9,879.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,525.73 : 14,517.90 = 7,162.61 : x
  2. Step 2: Convert to fraction form
    10,525.73/14,517.90 = 7,162.61/x
  3. Step 3: Cross multiply
    10,525.73x = 14,517.90 × 7,162.61
  4. Step 4: Simplify right side
    10,525.73x = 103,985,983.13
  5. Step 5: Solve for x
    x = 103,985,983.13/10,525.73
  6. Step 6: Final answer
    x = 9,879.22

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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.