Home / 4,169.86-6,254.78-1,248.17

Finding the Fourth Proportional to 4,169.86, 6,254.78 and 1,248.17

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Solution

The fourth proportional to 4,169.86, 6,254.78 and 1,248.17 is: 1,872.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,169.86 : 6,254.78 = 1,248.17 : x
  2. Step 2: Convert to fraction form
    4,169.86/6,254.78 = 1,248.17/x
  3. Step 3: Cross multiply
    4,169.86x = 6,254.78 × 1,248.17
  4. Step 4: Simplify right side
    4,169.86x = 7,806,991.24
  5. Step 5: Solve for x
    x = 7,806,991.24/4,169.86
  6. Step 6: Final answer
    x = 1,872.24

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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.