Home / 3,680.98-5,517.60-1,731.58

Finding the Fourth Proportional to 3,680.98, 5,517.60 and 1,731.58

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Solution

The fourth proportional to 3,680.98, 5,517.60 and 1,731.58 is: 2,595.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,680.98 : 5,517.60 = 1,731.58 : x
  2. Step 2: Convert to fraction form
    3,680.98/5,517.60 = 1,731.58/x
  3. Step 3: Cross multiply
    3,680.98x = 5,517.60 × 1,731.58
  4. Step 4: Simplify right side
    3,680.98x = 9,554,165.81
  5. Step 5: Solve for x
    x = 9,554,165.81/3,680.98
  6. Step 6: Final answer
    x = 2,595.55

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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.