Home / 3,641.67-5,020.21-2,576.12

Finding the Fourth Proportional to 3,641.67, 5,020.21 and 2,576.12

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Solution

The fourth proportional to 3,641.67, 5,020.21 and 2,576.12 is: 3,551.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,641.67 : 5,020.21 = 2,576.12 : x
  2. Step 2: Convert to fraction form
    3,641.67/5,020.21 = 2,576.12/x
  3. Step 3: Cross multiply
    3,641.67x = 5,020.21 × 2,576.12
  4. Step 4: Simplify right side
    3,641.67x = 12,932,663.39
  5. Step 5: Solve for x
    x = 12,932,663.39/3,641.67
  6. Step 6: Final answer
    x = 3,551.30

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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.