Home / 3,575.36-4,930-2,247.44

Finding the Fourth Proportional to 3,575.36, 4,930 and 2,247.44

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Solution

The fourth proportional to 3,575.36, 4,930 and 2,247.44 is: 3,098.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,575.36 : 4,930 = 2,247.44 : x
  2. Step 2: Convert to fraction form
    3,575.36/4,930 = 2,247.44/x
  3. Step 3: Cross multiply
    3,575.36x = 4,930 × 2,247.44
  4. Step 4: Simplify right side
    3,575.36x = 11,079,879.20
  5. Step 5: Solve for x
    x = 11,079,879.20/3,575.36
  6. Step 6: Final answer
    x = 3,098.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.