Home / 10,763.66-16,151.76-4,523.20

Finding the Fourth Proportional to 10,763.66, 16,151.76 and 4,523.20

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Solution

The fourth proportional to 10,763.66, 16,151.76 and 4,523.20 is: 6,787.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,763.66 : 16,151.76 = 4,523.20 : x
  2. Step 2: Convert to fraction form
    10,763.66/16,151.76 = 4,523.20/x
  3. Step 3: Cross multiply
    10,763.66x = 16,151.76 × 4,523.20
  4. Step 4: Simplify right side
    10,763.66x = 73,057,640.83
  5. Step 5: Solve for x
    x = 73,057,640.83/10,763.66
  6. Step 6: Final answer
    x = 6,787.43

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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.