Home / 4,169.84-5,754.15-2,281.09

Finding the Fourth Proportional to 4,169.84, 5,754.15 and 2,281.09

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Solution

The fourth proportional to 4,169.84, 5,754.15 and 2,281.09 is: 3,147.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,169.84 : 5,754.15 = 2,281.09 : x
  2. Step 2: Convert to fraction form
    4,169.84/5,754.15 = 2,281.09/x
  3. Step 3: Cross multiply
    4,169.84x = 5,754.15 × 2,281.09
  4. Step 4: Simplify right side
    4,169.84x = 13,125,728.32
  5. Step 5: Solve for x
    x = 13,125,728.32/4,169.84
  6. Step 6: Final answer
    x = 3,147.78

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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.