Home / 3,690.31-5,536.44-1,500.55

Finding the Fourth Proportional to 3,690.31, 5,536.44 and 1,500.55

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Solution

The fourth proportional to 3,690.31, 5,536.44 and 1,500.55 is: 2,251.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,690.31 : 5,536.44 = 1,500.55 : x
  2. Step 2: Convert to fraction form
    3,690.31/5,536.44 = 1,500.55/x
  3. Step 3: Cross multiply
    3,690.31x = 5,536.44 × 1,500.55
  4. Step 4: Simplify right side
    3,690.31x = 8,307,705.04
  5. Step 5: Solve for x
    x = 8,307,705.04/3,690.31
  6. Step 6: Final answer
    x = 2,251.22

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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.