Home / 6,744.12-10,118.49-4,116.90

Finding the Fourth Proportional to 6,744.12, 10,118.49 and 4,116.90

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Solution

The fourth proportional to 6,744.12, 10,118.49 and 4,116.90 is: 6,176.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,744.12 : 10,118.49 = 4,116.90 : x
  2. Step 2: Convert to fraction form
    6,744.12/10,118.49 = 4,116.90/x
  3. Step 3: Cross multiply
    6,744.12x = 10,118.49 × 4,116.90
  4. Step 4: Simplify right side
    6,744.12x = 41,656,811.48
  5. Step 5: Solve for x
    x = 41,656,811.48/6,744.12
  6. Step 6: Final answer
    x = 6,176.76

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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.