Home / 5,517.12-8,277.12-2,399.52

Finding the Fourth Proportional to 5,517.12, 8,277.12 and 2,399.52

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Solution

The fourth proportional to 5,517.12, 8,277.12 and 2,399.52 is: 3,599.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,517.12 : 8,277.12 = 2,399.52 : x
  2. Step 2: Convert to fraction form
    5,517.12/8,277.12 = 2,399.52/x
  3. Step 3: Cross multiply
    5,517.12x = 8,277.12 × 2,399.52
  4. Step 4: Simplify right side
    5,517.12x = 19,861,114.98
  5. Step 5: Solve for x
    x = 19,861,114.98/5,517.12
  6. Step 6: Final answer
    x = 3,599.91

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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.