Home / 3,554.20-5,326.92-1,577.70

Finding the Fourth Proportional to 3,554.20, 5,326.92 and 1,577.70

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Solution

The fourth proportional to 3,554.20, 5,326.92 and 1,577.70 is: 2,364.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,554.20 : 5,326.92 = 1,577.70 : x
  2. Step 2: Convert to fraction form
    3,554.20/5,326.92 = 1,577.70/x
  3. Step 3: Cross multiply
    3,554.20x = 5,326.92 × 1,577.70
  4. Step 4: Simplify right side
    3,554.20x = 8,404,281.68
  5. Step 5: Solve for x
    x = 8,404,281.68/3,554.20
  6. Step 6: Final answer
    x = 2,364.61

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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.