Home / 7,532.82-11,266.94-5,429.20

Finding the Fourth Proportional to 7,532.82, 11,266.94 and 5,429.20

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Solution

The fourth proportional to 7,532.82, 11,266.94 and 5,429.20 is: 8,120.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,532.82 : 11,266.94 = 5,429.20 : x
  2. Step 2: Convert to fraction form
    7,532.82/11,266.94 = 5,429.20/x
  3. Step 3: Cross multiply
    7,532.82x = 11,266.94 × 5,429.20
  4. Step 4: Simplify right side
    7,532.82x = 61,170,470.65
  5. Step 5: Solve for x
    x = 61,170,470.65/7,532.82
  6. Step 6: Final answer
    x = 8,120.53

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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.