Home / 3,542.19-4,890.15-2,424.80

Finding the Fourth Proportional to 3,542.19, 4,890.15 and 2,424.80

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Solution

The fourth proportional to 3,542.19, 4,890.15 and 2,424.80 is: 3,347.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,542.19 : 4,890.15 = 2,424.80 : x
  2. Step 2: Convert to fraction form
    3,542.19/4,890.15 = 2,424.80/x
  3. Step 3: Cross multiply
    3,542.19x = 4,890.15 × 2,424.80
  4. Step 4: Simplify right side
    3,542.19x = 11,857,611.27
  5. Step 5: Solve for x
    x = 11,857,611.27/3,542.19
  6. Step 6: Final answer
    x = 3,347.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.