Home / 3,387.59-4,674.94-2,043.19

Finding the Fourth Proportional to 3,387.59, 4,674.94 and 2,043.19

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Solution

The fourth proportional to 3,387.59, 4,674.94 and 2,043.19 is: 2,819.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,387.59 : 4,674.94 = 2,043.19 : x
  2. Step 2: Convert to fraction form
    3,387.59/4,674.94 = 2,043.19/x
  3. Step 3: Cross multiply
    3,387.59x = 4,674.94 × 2,043.19
  4. Step 4: Simplify right side
    3,387.59x = 9,551,790.66
  5. Step 5: Solve for x
    x = 9,551,790.66/3,387.59
  6. Step 6: Final answer
    x = 2,819.64

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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.