Home / 8,634.71-12,949.32-3,703.02

Finding the Fourth Proportional to 8,634.71, 12,949.32 and 3,703.02

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Solution

The fourth proportional to 8,634.71, 12,949.32 and 3,703.02 is: 5,553.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,634.71 : 12,949.32 = 3,703.02 : x
  2. Step 2: Convert to fraction form
    8,634.71/12,949.32 = 3,703.02/x
  3. Step 3: Cross multiply
    8,634.71x = 12,949.32 × 3,703.02
  4. Step 4: Simplify right side
    8,634.71x = 47,951,590.95
  5. Step 5: Solve for x
    x = 47,951,590.95/8,634.71
  6. Step 6: Final answer
    x = 5,553.35

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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.