Home / 2,757.04-4,115.90-2,641.84

Finding the Fourth Proportional to 2,757.04, 4,115.90 and 2,641.84

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Solution

The fourth proportional to 2,757.04, 4,115.90 and 2,641.84 is: 3,943.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,757.04 : 4,115.90 = 2,641.84 : x
  2. Step 2: Convert to fraction form
    2,757.04/4,115.90 = 2,641.84/x
  3. Step 3: Cross multiply
    2,757.04x = 4,115.90 × 2,641.84
  4. Step 4: Simplify right side
    2,757.04x = 10,873,549.26
  5. Step 5: Solve for x
    x = 10,873,549.26/2,757.04
  6. Step 6: Final answer
    x = 3,943.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.