Home / 5,403.38-8,107.49-3,094.88

Finding the Fourth Proportional to 5,403.38, 8,107.49 and 3,094.88

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Solution

The fourth proportional to 5,403.38, 8,107.49 and 3,094.88 is: 4,643.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,403.38 : 8,107.49 = 3,094.88 : x
  2. Step 2: Convert to fraction form
    5,403.38/8,107.49 = 3,094.88/x
  3. Step 3: Cross multiply
    5,403.38x = 8,107.49 × 3,094.88
  4. Step 4: Simplify right side
    5,403.38x = 25,091,675.85
  5. Step 5: Solve for x
    x = 25,091,675.85/5,403.38
  6. Step 6: Final answer
    x = 4,643.70

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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.