Home / 10,394.29-15,591.42-2,998.79

Finding the Fourth Proportional to 10,394.29, 15,591.42 and 2,998.79

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Solution

The fourth proportional to 10,394.29, 15,591.42 and 2,998.79 is: 4,498.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,394.29 : 15,591.42 = 2,998.79 : x
  2. Step 2: Convert to fraction form
    10,394.29/15,591.42 = 2,998.79/x
  3. Step 3: Cross multiply
    10,394.29x = 15,591.42 × 2,998.79
  4. Step 4: Simplify right side
    10,394.29x = 46,755,374.89
  5. Step 5: Solve for x
    x = 46,755,374.89/10,394.29
  6. Step 6: Final answer
    x = 4,498.18

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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.