Home / 10,565.32-15,849.18-2,774.28

Finding the Fourth Proportional to 10,565.32, 15,849.18 and 2,774.28

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Solution

The fourth proportional to 10,565.32, 15,849.18 and 2,774.28 is: 4,161.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,565.32 : 15,849.18 = 2,774.28 : x
  2. Step 2: Convert to fraction form
    10,565.32/15,849.18 = 2,774.28/x
  3. Step 3: Cross multiply
    10,565.32x = 15,849.18 × 2,774.28
  4. Step 4: Simplify right side
    10,565.32x = 43,970,063.09
  5. Step 5: Solve for x
    x = 43,970,063.09/10,565.32
  6. Step 6: Final answer
    x = 4,161.74

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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.