Home / 3,162.36-4,737.05-2,542.72

Finding the Fourth Proportional to 3,162.36, 4,737.05 and 2,542.72

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Solution

The fourth proportional to 3,162.36, 4,737.05 and 2,542.72 is: 3,808.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,162.36 : 4,737.05 = 2,542.72 : x
  2. Step 2: Convert to fraction form
    3,162.36/4,737.05 = 2,542.72/x
  3. Step 3: Cross multiply
    3,162.36x = 4,737.05 × 2,542.72
  4. Step 4: Simplify right side
    3,162.36x = 12,044,991.78
  5. Step 5: Solve for x
    x = 12,044,991.78/3,162.36
  6. Step 6: Final answer
    x = 3,808.86

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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.