Home / 4,932.39-7,400.75-2,591.85

Finding the Fourth Proportional to 4,932.39, 7,400.75 and 2,591.85

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Solution

The fourth proportional to 4,932.39, 7,400.75 and 2,591.85 is: 3,888.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,932.39 : 7,400.75 = 2,591.85 : x
  2. Step 2: Convert to fraction form
    4,932.39/7,400.75 = 2,591.85/x
  3. Step 3: Cross multiply
    4,932.39x = 7,400.75 × 2,591.85
  4. Step 4: Simplify right side
    4,932.39x = 19,181,633.89
  5. Step 5: Solve for x
    x = 19,181,633.89/4,932.39
  6. Step 6: Final answer
    x = 3,888.91

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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.