Home / 9,630.88-14,439.36-4,081.16

Finding the Fourth Proportional to 9,630.88, 14,439.36 and 4,081.16

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Solution

The fourth proportional to 9,630.88, 14,439.36 and 4,081.16 is: 6,118.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,630.88 : 14,439.36 = 4,081.16 : x
  2. Step 2: Convert to fraction form
    9,630.88/14,439.36 = 4,081.16/x
  3. Step 3: Cross multiply
    9,630.88x = 14,439.36 × 4,081.16
  4. Step 4: Simplify right side
    9,630.88x = 58,929,338.46
  5. Step 5: Solve for x
    x = 58,929,338.46/9,630.88
  6. Step 6: Final answer
    x = 6,118.79

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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.