Home / 10,590.30-15,886.26-2,799

Finding the Fourth Proportional to 10,590.30, 15,886.26 and 2,799

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Solution

The fourth proportional to 10,590.30, 15,886.26 and 2,799 is: 4,198.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,590.30 : 15,886.26 = 2,799 : x
  2. Step 2: Convert to fraction form
    10,590.30/15,886.26 = 2,799/x
  3. Step 3: Cross multiply
    10,590.30x = 15,886.26 × 2,799
  4. Step 4: Simplify right side
    10,590.30x = 44,465,641.74
  5. Step 5: Solve for x
    x = 44,465,641.74/10,590.30
  6. Step 6: Final answer
    x = 4,198.71

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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.