Home / 7,524.20-10,383.42-4,167.20

Finding the Fourth Proportional to 7,524.20, 10,383.42 and 4,167.20

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Solution

The fourth proportional to 7,524.20, 10,383.42 and 4,167.20 is: 5,750.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,524.20 : 10,383.42 = 4,167.20 : x
  2. Step 2: Convert to fraction form
    7,524.20/10,383.42 = 4,167.20/x
  3. Step 3: Cross multiply
    7,524.20x = 10,383.42 × 4,167.20
  4. Step 4: Simplify right side
    7,524.20x = 43,269,787.82
  5. Step 5: Solve for x
    x = 43,269,787.82/7,524.20
  6. Step 6: Final answer
    x = 5,750.75

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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.