Home / 3,321.59-4,581.88-2,077.43

Finding the Fourth Proportional to 3,321.59, 4,581.88 and 2,077.43

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Solution

The fourth proportional to 3,321.59, 4,581.88 and 2,077.43 is: 2,865.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,321.59 : 4,581.88 = 2,077.43 : x
  2. Step 2: Convert to fraction form
    3,321.59/4,581.88 = 2,077.43/x
  3. Step 3: Cross multiply
    3,321.59x = 4,581.88 × 2,077.43
  4. Step 4: Simplify right side
    3,321.59x = 9,518,534.97
  5. Step 5: Solve for x
    x = 9,518,534.97/3,321.59
  6. Step 6: Final answer
    x = 2,865.66

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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.