Home / 3,388.57-4,677.76-2,549.54

Finding the Fourth Proportional to 3,388.57, 4,677.76 and 2,549.54

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Solution

The fourth proportional to 3,388.57, 4,677.76 and 2,549.54 is: 3,519.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,388.57 : 4,677.76 = 2,549.54 : x
  2. Step 2: Convert to fraction form
    3,388.57/4,677.76 = 2,549.54/x
  3. Step 3: Cross multiply
    3,388.57x = 4,677.76 × 2,549.54
  4. Step 4: Simplify right side
    3,388.57x = 11,926,136.23
  5. Step 5: Solve for x
    x = 11,926,136.23/3,388.57
  6. Step 6: Final answer
    x = 3,519.52

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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.