Home / 1,498.20-2,247.75-1,170.27

Finding the Fourth Proportional to 1,498.20, 2,247.75 and 1,170.27

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Solution

The fourth proportional to 1,498.20, 2,247.75 and 1,170.27 is: 1,755.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,498.20 : 2,247.75 = 1,170.27 : x
  2. Step 2: Convert to fraction form
    1,498.20/2,247.75 = 1,170.27/x
  3. Step 3: Cross multiply
    1,498.20x = 2,247.75 × 1,170.27
  4. Step 4: Simplify right side
    1,498.20x = 2,630,474.39
  5. Step 5: Solve for x
    x = 2,630,474.39/1,498.20
  6. Step 6: Final answer
    x = 1,755.76

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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.