Home / 11,845.64-17,767.85-4,449.53

Finding the Fourth Proportional to 11,845.64, 17,767.85 and 4,449.53

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Solution

The fourth proportional to 11,845.64, 17,767.85 and 4,449.53 is: 6,674.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,845.64 : 17,767.85 = 4,449.53 : x
  2. Step 2: Convert to fraction form
    11,845.64/17,767.85 = 4,449.53/x
  3. Step 3: Cross multiply
    11,845.64x = 17,767.85 × 4,449.53
  4. Step 4: Simplify right side
    11,845.64x = 79,058,470.52
  5. Step 5: Solve for x
    x = 79,058,470.52/11,845.64
  6. Step 6: Final answer
    x = 6,674.06

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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.