Home / 3,387.88-4,675.35-2,394.91

Finding the Fourth Proportional to 3,387.88, 4,675.35 and 2,394.91

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Solution

The fourth proportional to 3,387.88, 4,675.35 and 2,394.91 is: 3,305.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,387.88 : 4,675.35 = 2,394.91 : x
  2. Step 2: Convert to fraction form
    3,387.88/4,675.35 = 2,394.91/x
  3. Step 3: Cross multiply
    3,387.88x = 4,675.35 × 2,394.91
  4. Step 4: Simplify right side
    3,387.88x = 11,197,042.47
  5. Step 5: Solve for x
    x = 11,197,042.47/3,387.88
  6. Step 6: Final answer
    x = 3,305.03

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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.