Home / 10,331.57-15,498.50-3,309.93

Finding the Fourth Proportional to 10,331.57, 15,498.50 and 3,309.93

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Solution

The fourth proportional to 10,331.57, 15,498.50 and 3,309.93 is: 4,965.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,331.57 : 15,498.50 = 3,309.93 : x
  2. Step 2: Convert to fraction form
    10,331.57/15,498.50 = 3,309.93/x
  3. Step 3: Cross multiply
    10,331.57x = 15,498.50 × 3,309.93
  4. Step 4: Simplify right side
    10,331.57x = 51,298,933.56
  5. Step 5: Solve for x
    x = 51,298,933.56/10,331.57
  6. Step 6: Final answer
    x = 4,965.26

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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.