Home / 5,331.42-7,977.99-3,251.95

Finding the Fourth Proportional to 5,331.42, 7,977.99 and 3,251.95

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Solution

The fourth proportional to 5,331.42, 7,977.99 and 3,251.95 is: 4,866.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,331.42 : 7,977.99 = 3,251.95 : x
  2. Step 2: Convert to fraction form
    5,331.42/7,977.99 = 3,251.95/x
  3. Step 3: Cross multiply
    5,331.42x = 7,977.99 × 3,251.95
  4. Step 4: Simplify right side
    5,331.42x = 25,944,016.83
  5. Step 5: Solve for x
    x = 25,944,016.83/5,331.42
  6. Step 6: Final answer
    x = 4,866.25

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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.