Home / 12,604.44-18,909.48-3,840.04

Finding the Fourth Proportional to 12,604.44, 18,909.48 and 3,840.04

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Solution

The fourth proportional to 12,604.44, 18,909.48 and 3,840.04 is: 5,760.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,604.44 : 18,909.48 = 3,840.04 : x
  2. Step 2: Convert to fraction form
    12,604.44/18,909.48 = 3,840.04/x
  3. Step 3: Cross multiply
    12,604.44x = 18,909.48 × 3,840.04
  4. Step 4: Simplify right side
    12,604.44x = 72,613,159.58
  5. Step 5: Solve for x
    x = 72,613,159.58/12,604.44
  6. Step 6: Final answer
    x = 5,760.92

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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.