Home / 3,522.32-5,281.04-1,789.76

Finding the Fourth Proportional to 3,522.32, 5,281.04 and 1,789.76

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Solution

The fourth proportional to 3,522.32, 5,281.04 and 1,789.76 is: 2,683.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,522.32 : 5,281.04 = 1,789.76 : x
  2. Step 2: Convert to fraction form
    3,522.32/5,281.04 = 1,789.76/x
  3. Step 3: Cross multiply
    3,522.32x = 5,281.04 × 1,789.76
  4. Step 4: Simplify right side
    3,522.32x = 9,451,794.15
  5. Step 5: Solve for x
    x = 9,451,794.15/3,522.32
  6. Step 6: Final answer
    x = 2,683.40

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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.