Home / 3,048-4,569.42-1,487.19

Finding the Fourth Proportional to 3,048, 4,569.42 and 1,487.19

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Solution

The fourth proportional to 3,048, 4,569.42 and 1,487.19 is: 2,229.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,048 : 4,569.42 = 1,487.19 : x
  2. Step 2: Convert to fraction form
    3,048/4,569.42 = 1,487.19/x
  3. Step 3: Cross multiply
    3,048x = 4,569.42 × 1,487.19
  4. Step 4: Simplify right side
    3,048x = 6,795,595.73
  5. Step 5: Solve for x
    x = 6,795,595.73/3,048
  6. Step 6: Final answer
    x = 2,229.53

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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.