Home / 3,372.50-5,057.54-1,424.86

Finding the Fourth Proportional to 3,372.50, 5,057.54 and 1,424.86

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Solution

The fourth proportional to 3,372.50, 5,057.54 and 1,424.86 is: 2,136.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,372.50 : 5,057.54 = 1,424.86 : x
  2. Step 2: Convert to fraction form
    3,372.50/5,057.54 = 1,424.86/x
  3. Step 3: Cross multiply
    3,372.50x = 5,057.54 × 1,424.86
  4. Step 4: Simplify right side
    3,372.50x = 7,206,272.02
  5. Step 5: Solve for x
    x = 7,206,272.02/3,372.50
  6. Step 6: Final answer
    x = 2,136.77

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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.