Home / 10,394.15-15,589.35-2,996.79

Finding the Fourth Proportional to 10,394.15, 15,589.35 and 2,996.79

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Solution

The fourth proportional to 10,394.15, 15,589.35 and 2,996.79 is: 4,494.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,394.15 : 15,589.35 = 2,996.79 : x
  2. Step 2: Convert to fraction form
    10,394.15/15,589.35 = 2,996.79/x
  3. Step 3: Cross multiply
    10,394.15x = 15,589.35 × 2,996.79
  4. Step 4: Simplify right side
    10,394.15x = 46,718,054.65
  5. Step 5: Solve for x
    x = 46,718,054.65/10,394.15
  6. Step 6: Final answer
    x = 4,494.65

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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.