Home / 8,197.22-12,298.35-7,326.02

Finding the Fourth Proportional to 8,197.22, 12,298.35 and 7,326.02

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Solution

The fourth proportional to 8,197.22, 12,298.35 and 7,326.02 is: 10,991.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,197.22 : 12,298.35 = 7,326.02 : x
  2. Step 2: Convert to fraction form
    8,197.22/12,298.35 = 7,326.02/x
  3. Step 3: Cross multiply
    8,197.22x = 12,298.35 × 7,326.02
  4. Step 4: Simplify right side
    8,197.22x = 90,097,958.07
  5. Step 5: Solve for x
    x = 90,097,958.07/8,197.22
  6. Step 6: Final answer
    x = 10,991.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.