Home / 4,321.48-6,488.70-2,474.68

Finding the Fourth Proportional to 4,321.48, 6,488.70 and 2,474.68

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Solution

The fourth proportional to 4,321.48, 6,488.70 and 2,474.68 is: 3,715.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,321.48 : 6,488.70 = 2,474.68 : x
  2. Step 2: Convert to fraction form
    4,321.48/6,488.70 = 2,474.68/x
  3. Step 3: Cross multiply
    4,321.48x = 6,488.70 × 2,474.68
  4. Step 4: Simplify right side
    4,321.48x = 16,057,456.12
  5. Step 5: Solve for x
    x = 16,057,456.12/4,321.48
  6. Step 6: Final answer
    x = 3,715.73

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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.