Home / 9,422.09-13,003.07-5,230.34

Finding the Fourth Proportional to 9,422.09, 13,003.07 and 5,230.34

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Solution

The fourth proportional to 9,422.09, 13,003.07 and 5,230.34 is: 7,218.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,422.09 : 13,003.07 = 5,230.34 : x
  2. Step 2: Convert to fraction form
    9,422.09/13,003.07 = 5,230.34/x
  3. Step 3: Cross multiply
    9,422.09x = 13,003.07 × 5,230.34
  4. Step 4: Simplify right side
    9,422.09x = 68,010,552.01
  5. Step 5: Solve for x
    x = 68,010,552.01/9,422.09
  6. Step 6: Final answer
    x = 7,218.20

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Similar ratio
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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.