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Finding the Fourth Proportional to 5,062.72, 7,595.22 and 1,775.92

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Solution

The fourth proportional to 5,062.72, 7,595.22 and 1,775.92 is: 2,664.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,062.72 : 7,595.22 = 1,775.92 : x
  2. Step 2: Convert to fraction form
    5,062.72/7,595.22 = 1,775.92/x
  3. Step 3: Cross multiply
    5,062.72x = 7,595.22 × 1,775.92
  4. Step 4: Simplify right side
    5,062.72x = 13,488,503.10
  5. Step 5: Solve for x
    x = 13,488,503.10/5,062.72
  6. Step 6: Final answer
    x = 2,664.28

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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.