Home / 7,234.43-9,983.70-4,047.62

Finding the Fourth Proportional to 7,234.43, 9,983.70 and 4,047.62

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Solution

The fourth proportional to 7,234.43, 9,983.70 and 4,047.62 is: 5,585.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,234.43 : 9,983.70 = 4,047.62 : x
  2. Step 2: Convert to fraction form
    7,234.43/9,983.70 = 4,047.62/x
  3. Step 3: Cross multiply
    7,234.43x = 9,983.70 × 4,047.62
  4. Step 4: Simplify right side
    7,234.43x = 40,410,248.75
  5. Step 5: Solve for x
    x = 40,410,248.75/7,234.43
  6. Step 6: Final answer
    x = 5,585.82

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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.