Home / 8,634.84-12,949.50-3,703.15

Finding the Fourth Proportional to 8,634.84, 12,949.50 and 3,703.15

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Solution

The fourth proportional to 8,634.84, 12,949.50 and 3,703.15 is: 5,553.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,634.84 : 12,949.50 = 3,703.15 : x
  2. Step 2: Convert to fraction form
    8,634.84/12,949.50 = 3,703.15/x
  3. Step 3: Cross multiply
    8,634.84x = 12,949.50 × 3,703.15
  4. Step 4: Simplify right side
    8,634.84x = 47,953,971.00
  5. Step 5: Solve for x
    x = 47,953,971.00/8,634.84
  6. Step 6: Final answer
    x = 5,553.55

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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.