Home / 7,234.08-9,983.52-4,091.04

Finding the Fourth Proportional to 7,234.08, 9,983.52 and 4,091.04

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Solution

The fourth proportional to 7,234.08, 9,983.52 and 4,091.04 is: 5,645.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,234.08 : 9,983.52 = 4,091.04 : x
  2. Step 2: Convert to fraction form
    7,234.08/9,983.52 = 4,091.04/x
  3. Step 3: Cross multiply
    7,234.08x = 9,983.52 × 4,091.04
  4. Step 4: Simplify right side
    7,234.08x = 40,842,979.66
  5. Step 5: Solve for x
    x = 40,842,979.66/7,234.08
  6. Step 6: Final answer
    x = 5,645.91

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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.