Home / 8,336.87-12,508.82-3,654.47

Finding the Fourth Proportional to 8,336.87, 12,508.82 and 3,654.47

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Solution

The fourth proportional to 8,336.87, 12,508.82 and 3,654.47 is: 5,483.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,336.87 : 12,508.82 = 3,654.47 : x
  2. Step 2: Convert to fraction form
    8,336.87/12,508.82 = 3,654.47/x
  3. Step 3: Cross multiply
    8,336.87x = 12,508.82 × 3,654.47
  4. Step 4: Simplify right side
    8,336.87x = 45,713,026.61
  5. Step 5: Solve for x
    x = 45,713,026.61/8,336.87
  6. Step 6: Final answer
    x = 5,483.24

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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.