Home / 7,395.20-11,092.80-5,329.70

Finding the Fourth Proportional to 7,395.20, 11,092.80 and 5,329.70

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Solution

The fourth proportional to 7,395.20, 11,092.80 and 5,329.70 is: 7,994.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,395.20 : 11,092.80 = 5,329.70 : x
  2. Step 2: Convert to fraction form
    7,395.20/11,092.80 = 5,329.70/x
  3. Step 3: Cross multiply
    7,395.20x = 11,092.80 × 5,329.70
  4. Step 4: Simplify right side
    7,395.20x = 59,121,296.16
  5. Step 5: Solve for x
    x = 59,121,296.16/7,395.20
  6. Step 6: Final answer
    x = 7,994.55

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Similar ratio
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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.