Home / 8,252.74-12,399.39-5,292.46

Finding the Fourth Proportional to 8,252.74, 12,399.39 and 5,292.46

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Solution

The fourth proportional to 8,252.74, 12,399.39 and 5,292.46 is: 7,951.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,252.74 : 12,399.39 = 5,292.46 : x
  2. Step 2: Convert to fraction form
    8,252.74/12,399.39 = 5,292.46/x
  3. Step 3: Cross multiply
    8,252.74x = 12,399.39 × 5,292.46
  4. Step 4: Simplify right side
    8,252.74x = 65,623,275.60
  5. Step 5: Solve for x
    x = 65,623,275.60/8,252.74
  6. Step 6: Final answer
    x = 7,951.70

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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.