Home / 7,236.07-9,982.43-4,251.85

Finding the Fourth Proportional to 7,236.07, 9,982.43 and 4,251.85

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Solution

The fourth proportional to 7,236.07, 9,982.43 and 4,251.85 is: 5,865.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,236.07 : 9,982.43 = 4,251.85 : x
  2. Step 2: Convert to fraction form
    7,236.07/9,982.43 = 4,251.85/x
  3. Step 3: Cross multiply
    7,236.07x = 9,982.43 × 4,251.85
  4. Step 4: Simplify right side
    7,236.07x = 42,443,773.74
  5. Step 5: Solve for x
    x = 42,443,773.74/7,236.07
  6. Step 6: Final answer
    x = 5,865.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.