Home / 1,815.62-2,717.25-1,523.44

Finding the Fourth Proportional to 1,815.62, 2,717.25 and 1,523.44

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Solution

The fourth proportional to 1,815.62, 2,717.25 and 1,523.44 is: 2,279.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,815.62 : 2,717.25 = 1,523.44 : x
  2. Step 2: Convert to fraction form
    1,815.62/2,717.25 = 1,523.44/x
  3. Step 3: Cross multiply
    1,815.62x = 2,717.25 × 1,523.44
  4. Step 4: Simplify right side
    1,815.62x = 4,139,565.02
  5. Step 5: Solve for x
    x = 4,139,565.02/1,815.62
  6. Step 6: Final answer
    x = 2,279.98

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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.