Home / 9,149.42-13,722.91-2,576.18

Finding the Fourth Proportional to 9,149.42, 13,722.91 and 2,576.18

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Solution

The fourth proportional to 9,149.42, 13,722.91 and 2,576.18 is: 3,863.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,149.42 : 13,722.91 = 2,576.18 : x
  2. Step 2: Convert to fraction form
    9,149.42/13,722.91 = 2,576.18/x
  3. Step 3: Cross multiply
    9,149.42x = 13,722.91 × 2,576.18
  4. Step 4: Simplify right side
    9,149.42x = 35,352,714.15
  5. Step 5: Solve for x
    x = 35,352,714.15/9,149.42
  6. Step 6: Final answer
    x = 3,863.93

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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.