Home / 5,472.39-8,201.43-4,777.29

Finding the Fourth Proportional to 5,472.39, 8,201.43 and 4,777.29

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Solution

The fourth proportional to 5,472.39, 8,201.43 and 4,777.29 is: 7,159.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,472.39 : 8,201.43 = 4,777.29 : x
  2. Step 2: Convert to fraction form
    5,472.39/8,201.43 = 4,777.29/x
  3. Step 3: Cross multiply
    5,472.39x = 8,201.43 × 4,777.29
  4. Step 4: Simplify right side
    5,472.39x = 39,180,609.52
  5. Step 5: Solve for x
    x = 39,180,609.52/5,472.39
  6. Step 6: Final answer
    x = 7,159.69

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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.