Home / 4,988.15-6,876.17-3,306.61

Finding the Fourth Proportional to 4,988.15, 6,876.17 and 3,306.61

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Solution

The fourth proportional to 4,988.15, 6,876.17 and 3,306.61 is: 4,558.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,988.15 : 6,876.17 = 3,306.61 : x
  2. Step 2: Convert to fraction form
    4,988.15/6,876.17 = 3,306.61/x
  3. Step 3: Cross multiply
    4,988.15x = 6,876.17 × 3,306.61
  4. Step 4: Simplify right side
    4,988.15x = 22,736,816.95
  5. Step 5: Solve for x
    x = 22,736,816.95/4,988.15
  6. Step 6: Final answer
    x = 4,558.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.