Home / 9,329.52-12,874.76-5,080.64

Finding the Fourth Proportional to 9,329.52, 12,874.76 and 5,080.64

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Solution

The fourth proportional to 9,329.52, 12,874.76 and 5,080.64 is: 7,011.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,329.52 : 12,874.76 = 5,080.64 : x
  2. Step 2: Convert to fraction form
    9,329.52/12,874.76 = 5,080.64/x
  3. Step 3: Cross multiply
    9,329.52x = 12,874.76 × 5,080.64
  4. Step 4: Simplify right side
    9,329.52x = 65,412,020.65
  5. Step 5: Solve for x
    x = 65,412,020.65/9,329.52
  6. Step 6: Final answer
    x = 7,011.30

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Half scale
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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.