Home / 4,169.92-6,253.76-2,440

Finding the Fourth Proportional to 4,169.92, 6,253.76 and 2,440

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Solution

The fourth proportional to 4,169.92, 6,253.76 and 2,440 is: 3,659.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,169.92 : 6,253.76 = 2,440 : x
  2. Step 2: Convert to fraction form
    4,169.92/6,253.76 = 2,440/x
  3. Step 3: Cross multiply
    4,169.92x = 6,253.76 × 2,440
  4. Step 4: Simplify right side
    4,169.92x = 15,259,174.40
  5. Step 5: Solve for x
    x = 15,259,174.40/4,169.92
  6. Step 6: Final answer
    x = 3,659.34

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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.