Home / 10,704.76-16,057.23-3,309.20

Finding the Fourth Proportional to 10,704.76, 16,057.23 and 3,309.20

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Solution

The fourth proportional to 10,704.76, 16,057.23 and 3,309.20 is: 4,963.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,704.76 : 16,057.23 = 3,309.20 : x
  2. Step 2: Convert to fraction form
    10,704.76/16,057.23 = 3,309.20/x
  3. Step 3: Cross multiply
    10,704.76x = 16,057.23 × 3,309.20
  4. Step 4: Simplify right side
    10,704.76x = 53,136,585.52
  5. Step 5: Solve for x
    x = 53,136,585.52/10,704.76
  6. Step 6: Final answer
    x = 4,963.83

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1.5x scale

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.