Home / 9,073.28-12,514.74-8,329.70

Finding the Fourth Proportional to 9,073.28, 12,514.74 and 8,329.70

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Solution

The fourth proportional to 9,073.28, 12,514.74 and 8,329.70 is: 11,489.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,073.28 : 12,514.74 = 8,329.70 : x
  2. Step 2: Convert to fraction form
    9,073.28/12,514.74 = 8,329.70/x
  3. Step 3: Cross multiply
    9,073.28x = 12,514.74 × 8,329.70
  4. Step 4: Simplify right side
    9,073.28x = 104,244,029.83
  5. Step 5: Solve for x
    x = 104,244,029.83/9,073.28
  6. Step 6: Final answer
    x = 11,489.12

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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.