Home / 2,961.26-4,432.62-2,182.13

Finding the Fourth Proportional to 2,961.26, 4,432.62 and 2,182.13

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Solution

The fourth proportional to 2,961.26, 4,432.62 and 2,182.13 is: 3,266.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,961.26 : 4,432.62 = 2,182.13 : x
  2. Step 2: Convert to fraction form
    2,961.26/4,432.62 = 2,182.13/x
  3. Step 3: Cross multiply
    2,961.26x = 4,432.62 × 2,182.13
  4. Step 4: Simplify right side
    2,961.26x = 9,672,564.16
  5. Step 5: Solve for x
    x = 9,672,564.16/2,961.26
  6. Step 6: Final answer
    x = 3,266.37

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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.