Home / 5,159.80-7,758.38-4,753.84

Finding the Fourth Proportional to 5,159.80, 7,758.38 and 4,753.84

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Solution

The fourth proportional to 5,159.80, 7,758.38 and 4,753.84 is: 7,147.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,159.80 : 7,758.38 = 4,753.84 : x
  2. Step 2: Convert to fraction form
    5,159.80/7,758.38 = 4,753.84/x
  3. Step 3: Cross multiply
    5,159.80x = 7,758.38 × 4,753.84
  4. Step 4: Simplify right side
    5,159.80x = 36,882,104.21
  5. Step 5: Solve for x
    x = 36,882,104.21/5,159.80
  6. Step 6: Final answer
    x = 7,147.97

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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.