Home / 3,344.96-4,615.68-1,947.44

Finding the Fourth Proportional to 3,344.96, 4,615.68 and 1,947.44

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Solution

The fourth proportional to 3,344.96, 4,615.68 and 1,947.44 is: 2,687.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,344.96 : 4,615.68 = 1,947.44 : x
  2. Step 2: Convert to fraction form
    3,344.96/4,615.68 = 1,947.44/x
  3. Step 3: Cross multiply
    3,344.96x = 4,615.68 × 1,947.44
  4. Step 4: Simplify right side
    3,344.96x = 8,988,759.86
  5. Step 5: Solve for x
    x = 8,988,759.86/3,344.96
  6. Step 6: Final answer
    x = 2,687.25

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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.