Home / 5,345.52-8,012.82-2,057.76

Finding the Fourth Proportional to 5,345.52, 8,012.82 and 2,057.76

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Solution

The fourth proportional to 5,345.52, 8,012.82 and 2,057.76 is: 3,084.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,345.52 : 8,012.82 = 2,057.76 : x
  2. Step 2: Convert to fraction form
    5,345.52/8,012.82 = 2,057.76/x
  3. Step 3: Cross multiply
    5,345.52x = 8,012.82 × 2,057.76
  4. Step 4: Simplify right side
    5,345.52x = 16,488,460.48
  5. Step 5: Solve for x
    x = 16,488,460.48/5,345.52
  6. Step 6: Final answer
    x = 3,084.54

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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.