Home / 10,252.47-15,373.23-5,309.85

Finding the Fourth Proportional to 10,252.47, 15,373.23 and 5,309.85

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Solution

The fourth proportional to 10,252.47, 15,373.23 and 5,309.85 is: 7,961.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,252.47 : 15,373.23 = 5,309.85 : x
  2. Step 2: Convert to fraction form
    10,252.47/15,373.23 = 5,309.85/x
  3. Step 3: Cross multiply
    10,252.47x = 15,373.23 × 5,309.85
  4. Step 4: Simplify right side
    10,252.47x = 81,629,520.16
  5. Step 5: Solve for x
    x = 81,629,520.16/10,252.47
  6. Step 6: Final answer
    x = 7,961.94

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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.