Home / 9,031.61-13,514.58-7,456.97

Finding the Fourth Proportional to 9,031.61, 13,514.58 and 7,456.97

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Solution

The fourth proportional to 9,031.61, 13,514.58 and 7,456.97 is: 11,158.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,031.61 : 13,514.58 = 7,456.97 : x
  2. Step 2: Convert to fraction form
    9,031.61/13,514.58 = 7,456.97/x
  3. Step 3: Cross multiply
    9,031.61x = 13,514.58 × 7,456.97
  4. Step 4: Simplify right side
    9,031.61x = 100,777,750.05
  5. Step 5: Solve for x
    x = 100,777,750.05/9,031.61
  6. Step 6: Final answer
    x = 11,158.34

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1.5x scale

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.