Home / 9,619.52-14,427.18-3,694.40

Finding the Fourth Proportional to 9,619.52, 14,427.18 and 3,694.40

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Solution

The fourth proportional to 9,619.52, 14,427.18 and 3,694.40 is: 5,540.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,619.52 : 14,427.18 = 3,694.40 : x
  2. Step 2: Convert to fraction form
    9,619.52/14,427.18 = 3,694.40/x
  3. Step 3: Cross multiply
    9,619.52x = 14,427.18 × 3,694.40
  4. Step 4: Simplify right side
    9,619.52x = 53,299,773.79
  5. Step 5: Solve for x
    x = 53,299,773.79/9,619.52
  6. Step 6: Final answer
    x = 5,540.79

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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.