Home / 7,500.16-11,251.96-2,569.79

Finding the Fourth Proportional to 7,500.16, 11,251.96 and 2,569.79

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Solution

The fourth proportional to 7,500.16, 11,251.96 and 2,569.79 is: 3,855.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,500.16 : 11,251.96 = 2,569.79 : x
  2. Step 2: Convert to fraction form
    7,500.16/11,251.96 = 2,569.79/x
  3. Step 3: Cross multiply
    7,500.16x = 11,251.96 × 2,569.79
  4. Step 4: Simplify right side
    7,500.16x = 28,915,174.29
  5. Step 5: Solve for x
    x = 28,915,174.29/7,500.16
  6. Step 6: Final answer
    x = 3,855.27

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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.