Home / 3,675.38-5,515.56-1,366.88

Finding the Fourth Proportional to 3,675.38, 5,515.56 and 1,366.88

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Solution

The fourth proportional to 3,675.38, 5,515.56 and 1,366.88 is: 2,051.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,675.38 : 5,515.56 = 1,366.88 : x
  2. Step 2: Convert to fraction form
    3,675.38/5,515.56 = 1,366.88/x
  3. Step 3: Cross multiply
    3,675.38x = 5,515.56 × 1,366.88
  4. Step 4: Simplify right side
    3,675.38x = 7,539,081.08
  5. Step 5: Solve for x
    x = 7,539,081.08/3,675.38
  6. Step 6: Final answer
    x = 2,051.24

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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.