Home / 3,551.42-5,316.87-2,677.61

Finding the Fourth Proportional to 3,551.42, 5,316.87 and 2,677.61

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Solution

The fourth proportional to 3,551.42, 5,316.87 and 2,677.61 is: 4,008.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,551.42 : 5,316.87 = 2,677.61 : x
  2. Step 2: Convert to fraction form
    3,551.42/5,316.87 = 2,677.61/x
  3. Step 3: Cross multiply
    3,551.42x = 5,316.87 × 2,677.61
  4. Step 4: Simplify right side
    3,551.42x = 14,236,504.28
  5. Step 5: Solve for x
    x = 14,236,504.28/3,551.42
  6. Step 6: Final answer
    x = 4,008.68

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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.