Home / 9,422.52-13,003.44-5,231.56

Finding the Fourth Proportional to 9,422.52, 13,003.44 and 5,231.56

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Solution

The fourth proportional to 9,422.52, 13,003.44 and 5,231.56 is: 7,219.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,422.52 : 13,003.44 = 5,231.56 : x
  2. Step 2: Convert to fraction form
    9,422.52/13,003.44 = 5,231.56/x
  3. Step 3: Cross multiply
    9,422.52x = 13,003.44 × 5,231.56
  4. Step 4: Simplify right side
    9,422.52x = 68,028,276.57
  5. Step 5: Solve for x
    x = 68,028,276.57/9,422.52
  6. Step 6: Final answer
    x = 7,219.75

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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.