Home / 7,449.20-11,169.93-2,517.06

Finding the Fourth Proportional to 7,449.20, 11,169.93 and 2,517.06

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Solution

The fourth proportional to 7,449.20, 11,169.93 and 2,517.06 is: 3,774.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,449.20 : 11,169.93 = 2,517.06 : x
  2. Step 2: Convert to fraction form
    7,449.20/11,169.93 = 2,517.06/x
  3. Step 3: Cross multiply
    7,449.20x = 11,169.93 × 2,517.06
  4. Step 4: Simplify right side
    7,449.20x = 28,115,384.01
  5. Step 5: Solve for x
    x = 28,115,384.01/7,449.20
  6. Step 6: Final answer
    x = 3,774.28

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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.