Home / 9,799.22-13,522.78-5,323.03

Finding the Fourth Proportional to 9,799.22, 13,522.78 and 5,323.03

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Solution

The fourth proportional to 9,799.22, 13,522.78 and 5,323.03 is: 7,345.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,799.22 : 13,522.78 = 5,323.03 : x
  2. Step 2: Convert to fraction form
    9,799.22/13,522.78 = 5,323.03/x
  3. Step 3: Cross multiply
    9,799.22x = 13,522.78 × 5,323.03
  4. Step 4: Simplify right side
    9,799.22x = 71,982,163.62
  5. Step 5: Solve for x
    x = 71,982,163.62/9,799.22
  6. Step 6: Final answer
    x = 7,345.70

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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.