Home / 9,443.52-13,031.68-5,251.68

Finding the Fourth Proportional to 9,443.52, 13,031.68 and 5,251.68

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Solution

The fourth proportional to 9,443.52, 13,031.68 and 5,251.68 is: 7,247.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,443.52 : 13,031.68 = 5,251.68 : x
  2. Step 2: Convert to fraction form
    9,443.52/13,031.68 = 5,251.68/x
  3. Step 3: Cross multiply
    9,443.52x = 13,031.68 × 5,251.68
  4. Step 4: Simplify right side
    9,443.52x = 68,438,213.22
  5. Step 5: Solve for x
    x = 68,438,213.22/9,443.52
  6. Step 6: Final answer
    x = 7,247.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.