Home / 5,394.20-8,091.30-1,498.61

Finding the Fourth Proportional to 5,394.20, 8,091.30 and 1,498.61

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Solution

The fourth proportional to 5,394.20, 8,091.30 and 1,498.61 is: 2,247.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,394.20 : 8,091.30 = 1,498.61 : x
  2. Step 2: Convert to fraction form
    5,394.20/8,091.30 = 1,498.61/x
  3. Step 3: Cross multiply
    5,394.20x = 8,091.30 × 1,498.61
  4. Step 4: Simplify right side
    5,394.20x = 12,125,662.64
  5. Step 5: Solve for x
    x = 12,125,662.64/5,394.20
  6. Step 6: Final answer
    x = 2,247.91

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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.