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Finding the Fourth Proportional to 4,572.75, 6,860.16 and 1,452.94

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Solution

The fourth proportional to 4,572.75, 6,860.16 and 1,452.94 is: 2,179.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,572.75 : 6,860.16 = 1,452.94 : x
  2. Step 2: Convert to fraction form
    4,572.75/6,860.16 = 1,452.94/x
  3. Step 3: Cross multiply
    4,572.75x = 6,860.16 × 1,452.94
  4. Step 4: Simplify right side
    4,572.75x = 9,967,383.72
  5. Step 5: Solve for x
    x = 9,967,383.72/4,572.75
  6. Step 6: Final answer
    x = 2,179.73

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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.