Home / 4,170.22-5,754.84-2,281.75

Finding the Fourth Proportional to 4,170.22, 5,754.84 and 2,281.75

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Solution

The fourth proportional to 4,170.22, 5,754.84 and 2,281.75 is: 3,148.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,170.22 : 5,754.84 = 2,281.75 : x
  2. Step 2: Convert to fraction form
    4,170.22/5,754.84 = 2,281.75/x
  3. Step 3: Cross multiply
    4,170.22x = 5,754.84 × 2,281.75
  4. Step 4: Simplify right side
    4,170.22x = 13,131,106.17
  5. Step 5: Solve for x
    x = 13,131,106.17/4,170.22
  6. Step 6: Final answer
    x = 3,148.78

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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.