Home / 10,717.86-16,077.86-3,696.95

Finding the Fourth Proportional to 10,717.86, 16,077.86 and 3,696.95

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Solution

The fourth proportional to 10,717.86, 16,077.86 and 3,696.95 is: 5,545.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,717.86 : 16,077.86 = 3,696.95 : x
  2. Step 2: Convert to fraction form
    10,717.86/16,077.86 = 3,696.95/x
  3. Step 3: Cross multiply
    10,717.86x = 16,077.86 × 3,696.95
  4. Step 4: Simplify right side
    10,717.86x = 59,439,044.53
  5. Step 5: Solve for x
    x = 59,439,044.53/10,717.86
  6. Step 6: Final answer
    x = 5,545.79

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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.