Home / 3,298.74-4,948.65-1,566.78

Finding the Fourth Proportional to 3,298.74, 4,948.65 and 1,566.78

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Solution

The fourth proportional to 3,298.74, 4,948.65 and 1,566.78 is: 2,350.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,298.74 : 4,948.65 = 1,566.78 : x
  2. Step 2: Convert to fraction form
    3,298.74/4,948.65 = 1,566.78/x
  3. Step 3: Cross multiply
    3,298.74x = 4,948.65 × 1,566.78
  4. Step 4: Simplify right side
    3,298.74x = 7,753,445.85
  5. Step 5: Solve for x
    x = 7,753,445.85/3,298.74
  6. Step 6: Final answer
    x = 2,350.43

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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.