Home / 7,252.20-10,891.10-5,306.60

Finding the Fourth Proportional to 7,252.20, 10,891.10 and 5,306.60

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Solution

The fourth proportional to 7,252.20, 10,891.10 and 5,306.60 is: 7,969.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,252.20 : 10,891.10 = 5,306.60 : x
  2. Step 2: Convert to fraction form
    7,252.20/10,891.10 = 5,306.60/x
  3. Step 3: Cross multiply
    7,252.20x = 10,891.10 × 5,306.60
  4. Step 4: Simplify right side
    7,252.20x = 57,794,711.26
  5. Step 5: Solve for x
    x = 57,794,711.26/7,252.20
  6. Step 6: Final answer
    x = 7,969.27

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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.