Home / 8,288.60-12,436.13-3,094.88

Finding the Fourth Proportional to 8,288.60, 12,436.13 and 3,094.88

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Solution

The fourth proportional to 8,288.60, 12,436.13 and 3,094.88 is: 4,643.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,288.60 : 12,436.13 = 3,094.88 : x
  2. Step 2: Convert to fraction form
    8,288.60/12,436.13 = 3,094.88/x
  3. Step 3: Cross multiply
    8,288.60x = 12,436.13 × 3,094.88
  4. Step 4: Simplify right side
    8,288.60x = 38,488,275.57
  5. Step 5: Solve for x
    x = 38,488,275.57/8,288.60
  6. Step 6: Final answer
    x = 4,643.52

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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.