Home / 5,605.44-7,733.52-3,247.20

Finding the Fourth Proportional to 5,605.44, 7,733.52 and 3,247.20

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Solution

The fourth proportional to 5,605.44, 7,733.52 and 3,247.20 is: 4,479.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,605.44 : 7,733.52 = 3,247.20 : x
  2. Step 2: Convert to fraction form
    5,605.44/7,733.52 = 3,247.20/x
  3. Step 3: Cross multiply
    5,605.44x = 7,733.52 × 3,247.20
  4. Step 4: Simplify right side
    5,605.44x = 25,112,286.14
  5. Step 5: Solve for x
    x = 25,112,286.14/5,605.44
  6. Step 6: Final answer
    x = 4,479.98

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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.