Home / 10,625.18-15,937.79-3,699.70

Finding the Fourth Proportional to 10,625.18, 15,937.79 and 3,699.70

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Solution

The fourth proportional to 10,625.18, 15,937.79 and 3,699.70 is: 5,549.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,625.18 : 15,937.79 = 3,699.70 : x
  2. Step 2: Convert to fraction form
    10,625.18/15,937.79 = 3,699.70/x
  3. Step 3: Cross multiply
    10,625.18x = 15,937.79 × 3,699.70
  4. Step 4: Simplify right side
    10,625.18x = 58,965,041.66
  5. Step 5: Solve for x
    x = 58,965,041.66/10,625.18
  6. Step 6: Final answer
    x = 5,549.56

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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.