Home / 9,389.80-14,085.24-3,150.64

Finding the Fourth Proportional to 9,389.80, 14,085.24 and 3,150.64

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Solution

The fourth proportional to 9,389.80, 14,085.24 and 3,150.64 is: 4,726.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,389.80 : 14,085.24 = 3,150.64 : x
  2. Step 2: Convert to fraction form
    9,389.80/14,085.24 = 3,150.64/x
  3. Step 3: Cross multiply
    9,389.80x = 14,085.24 × 3,150.64
  4. Step 4: Simplify right side
    9,389.80x = 44,377,520.55
  5. Step 5: Solve for x
    x = 44,377,520.55/9,389.80
  6. Step 6: Final answer
    x = 4,726.14

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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.