Home / 10,717.80-16,079.27-4,474.34

Finding the Fourth Proportional to 10,717.80, 16,079.27 and 4,474.34

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Solution

The fourth proportional to 10,717.80, 16,079.27 and 4,474.34 is: 6,712.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,717.80 : 16,079.27 = 4,474.34 : x
  2. Step 2: Convert to fraction form
    10,717.80/16,079.27 = 4,474.34/x
  3. Step 3: Cross multiply
    10,717.80x = 16,079.27 × 4,474.34
  4. Step 4: Simplify right side
    10,717.80x = 71,944,018.16
  5. Step 5: Solve for x
    x = 71,944,018.16/10,717.80
  6. Step 6: Final answer
    x = 6,712.57

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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.