Home / 7,529.55-11,295-1,982.82

Finding the Fourth Proportional to 7,529.55, 11,295 and 1,982.82

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Solution

The fourth proportional to 7,529.55, 11,295 and 1,982.82 is: 2,974.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,529.55 : 11,295 = 1,982.82 : x
  2. Step 2: Convert to fraction form
    7,529.55/11,295 = 1,982.82/x
  3. Step 3: Cross multiply
    7,529.55x = 11,295 × 1,982.82
  4. Step 4: Simplify right side
    7,529.55x = 22,395,951.90
  5. Step 5: Solve for x
    x = 22,395,951.90/7,529.55
  6. Step 6: Final answer
    x = 2,974.41

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Double scale
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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.