Home / 7,452.25-11,180.10-2,187.05

Finding the Fourth Proportional to 7,452.25, 11,180.10 and 2,187.05

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Solution

The fourth proportional to 7,452.25, 11,180.10 and 2,187.05 is: 3,281.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,452.25 : 11,180.10 = 2,187.05 : x
  2. Step 2: Convert to fraction form
    7,452.25/11,180.10 = 2,187.05/x
  3. Step 3: Cross multiply
    7,452.25x = 11,180.10 × 2,187.05
  4. Step 4: Simplify right side
    7,452.25x = 24,451,387.27
  5. Step 5: Solve for x
    x = 24,451,387.27/7,452.25
  6. Step 6: Final answer
    x = 3,281.07

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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.