Home / 9,031.75-12,463.44-5,255.02

Finding the Fourth Proportional to 9,031.75, 12,463.44 and 5,255.02

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Solution

The fourth proportional to 9,031.75, 12,463.44 and 5,255.02 is: 7,251.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,031.75 : 12,463.44 = 5,255.02 : x
  2. Step 2: Convert to fraction form
    9,031.75/12,463.44 = 5,255.02/x
  3. Step 3: Cross multiply
    9,031.75x = 12,463.44 × 5,255.02
  4. Step 4: Simplify right side
    9,031.75x = 65,495,595.31
  5. Step 5: Solve for x
    x = 65,495,595.31/9,031.75
  6. Step 6: Final answer
    x = 7,251.71

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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.