Home / 3,590.52-5,388.68-1,836.76

Finding the Fourth Proportional to 3,590.52, 5,388.68 and 1,836.76

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Solution

The fourth proportional to 3,590.52, 5,388.68 and 1,836.76 is: 2,756.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,590.52 : 5,388.68 = 1,836.76 : x
  2. Step 2: Convert to fraction form
    3,590.52/5,388.68 = 1,836.76/x
  3. Step 3: Cross multiply
    3,590.52x = 5,388.68 × 1,836.76
  4. Step 4: Simplify right side
    3,590.52x = 9,897,711.88
  5. Step 5: Solve for x
    x = 9,897,711.88/3,590.52
  6. Step 6: Final answer
    x = 2,756.62

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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.