Home / 4,331.80-5,974.68-2,758.48

Finding the Fourth Proportional to 4,331.80, 5,974.68 and 2,758.48

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Solution

The fourth proportional to 4,331.80, 5,974.68 and 2,758.48 is: 3,804.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,331.80 : 5,974.68 = 2,758.48 : x
  2. Step 2: Convert to fraction form
    4,331.80/5,974.68 = 2,758.48/x
  3. Step 3: Cross multiply
    4,331.80x = 5,974.68 × 2,758.48
  4. Step 4: Simplify right side
    4,331.80x = 16,481,035.29
  5. Step 5: Solve for x
    x = 16,481,035.29/4,331.80
  6. Step 6: Final answer
    x = 3,804.66

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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.