Home / 2,426.67-3,639.33-671.27

Finding the Fourth Proportional to 2,426.67, 3,639.33 and 671.27

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Solution

The fourth proportional to 2,426.67, 3,639.33 and 671.27 is: 1,006.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,426.67 : 3,639.33 = 671.27 : x
  2. Step 2: Convert to fraction form
    2,426.67/3,639.33 = 671.27/x
  3. Step 3: Cross multiply
    2,426.67x = 3,639.33 × 671.27
  4. Step 4: Simplify right side
    2,426.67x = 2,442,954.85
  5. Step 5: Solve for x
    x = 2,442,954.85/2,426.67
  6. Step 6: Final answer
    x = 1,006.71

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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.