Home / 2,155.45-3,233.17-1,060.58

Finding the Fourth Proportional to 2,155.45, 3,233.17 and 1,060.58

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Solution

The fourth proportional to 2,155.45, 3,233.17 and 1,060.58 is: 1,590.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,155.45 : 3,233.17 = 1,060.58 : x
  2. Step 2: Convert to fraction form
    2,155.45/3,233.17 = 1,060.58/x
  3. Step 3: Cross multiply
    2,155.45x = 3,233.17 × 1,060.58
  4. Step 4: Simplify right side
    2,155.45x = 3,429,035.44
  5. Step 5: Solve for x
    x = 3,429,035.44/2,155.45
  6. Step 6: Final answer
    x = 1,590.87

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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.