Home / 10,717.87-16,079.36-4,474.41

Finding the Fourth Proportional to 10,717.87, 16,079.36 and 4,474.41

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Solution

The fourth proportional to 10,717.87, 16,079.36 and 4,474.41 is: 6,712.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,717.87 : 16,079.36 = 4,474.41 : x
  2. Step 2: Convert to fraction form
    10,717.87/16,079.36 = 4,474.41/x
  3. Step 3: Cross multiply
    10,717.87x = 16,079.36 × 4,474.41
  4. Step 4: Simplify right side
    10,717.87x = 71,945,649.18
  5. Step 5: Solve for x
    x = 71,945,649.18/10,717.87
  6. Step 6: Final answer
    x = 6,712.68

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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.