Home / 3,677.38-5,518.50-1,729.74

Finding the Fourth Proportional to 3,677.38, 5,518.50 and 1,729.74

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Solution

The fourth proportional to 3,677.38, 5,518.50 and 1,729.74 is: 2,595.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,677.38 : 5,518.50 = 1,729.74 : x
  2. Step 2: Convert to fraction form
    3,677.38/5,518.50 = 1,729.74/x
  3. Step 3: Cross multiply
    3,677.38x = 5,518.50 × 1,729.74
  4. Step 4: Simplify right side
    3,677.38x = 9,545,570.19
  5. Step 5: Solve for x
    x = 9,545,570.19/3,677.38
  6. Step 6: Final answer
    x = 2,595.75

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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.