Home / 7,480.76-11,217.18-2,285.24

Finding the Fourth Proportional to 7,480.76, 11,217.18 and 2,285.24

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Solution

The fourth proportional to 7,480.76, 11,217.18 and 2,285.24 is: 3,426.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,480.76 : 11,217.18 = 2,285.24 : x
  2. Step 2: Convert to fraction form
    7,480.76/11,217.18 = 2,285.24/x
  3. Step 3: Cross multiply
    7,480.76x = 11,217.18 × 2,285.24
  4. Step 4: Simplify right side
    7,480.76x = 25,633,948.42
  5. Step 5: Solve for x
    x = 25,633,948.42/7,480.76
  6. Step 6: Final answer
    x = 3,426.65

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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.