Home / 10,182.43-15,279.24-4,263.56

Finding the Fourth Proportional to 10,182.43, 15,279.24 and 4,263.56

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Solution

The fourth proportional to 10,182.43, 15,279.24 and 4,263.56 is: 6,397.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,182.43 : 15,279.24 = 4,263.56 : x
  2. Step 2: Convert to fraction form
    10,182.43/15,279.24 = 4,263.56/x
  3. Step 3: Cross multiply
    10,182.43x = 15,279.24 × 4,263.56
  4. Step 4: Simplify right side
    10,182.43x = 65,143,880.10
  5. Step 5: Solve for x
    x = 65,143,880.10/10,182.43
  6. Step 6: Final answer
    x = 6,397.68

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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.