Home / 10,726.60-16,082.40-6,341.80

Finding the Fourth Proportional to 10,726.60, 16,082.40 and 6,341.80

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Solution

The fourth proportional to 10,726.60, 16,082.40 and 6,341.80 is: 9,508.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,726.60 : 16,082.40 = 6,341.80 : x
  2. Step 2: Convert to fraction form
    10,726.60/16,082.40 = 6,341.80/x
  3. Step 3: Cross multiply
    10,726.60x = 16,082.40 × 6,341.80
  4. Step 4: Simplify right side
    10,726.60x = 101,991,364.32
  5. Step 5: Solve for x
    x = 101,991,364.32/10,726.60
  6. Step 6: Final answer
    x = 9,508.27

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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.