Home / 3,577.29-5,356.65-2,470.11

Finding the Fourth Proportional to 3,577.29, 5,356.65 and 2,470.11

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Solution

The fourth proportional to 3,577.29, 5,356.65 and 2,470.11 is: 3,698.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,577.29 : 5,356.65 = 2,470.11 : x
  2. Step 2: Convert to fraction form
    3,577.29/5,356.65 = 2,470.11/x
  3. Step 3: Cross multiply
    3,577.29x = 5,356.65 × 2,470.11
  4. Step 4: Simplify right side
    3,577.29x = 13,231,514.73
  5. Step 5: Solve for x
    x = 13,231,514.73/3,577.29
  6. Step 6: Final answer
    x = 3,698.75

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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.