Home / 7,744.18-11,616.45-2,480.20

Finding the Fourth Proportional to 7,744.18, 11,616.45 and 2,480.20

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Solution

The fourth proportional to 7,744.18, 11,616.45 and 2,480.20 is: 3,720.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,744.18 : 11,616.45 = 2,480.20 : x
  2. Step 2: Convert to fraction form
    7,744.18/11,616.45 = 2,480.20/x
  3. Step 3: Cross multiply
    7,744.18x = 11,616.45 × 2,480.20
  4. Step 4: Simplify right side
    7,744.18x = 28,811,119.29
  5. Step 5: Solve for x
    x = 28,811,119.29/7,744.18
  6. Step 6: Final answer
    x = 3,720.36

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1.5x scale

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.