Home / 9,241.52-12,736.81-6,998.02

Finding the Fourth Proportional to 9,241.52, 12,736.81 and 6,998.02

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Solution

The fourth proportional to 9,241.52, 12,736.81 and 6,998.02 is: 9,644.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,241.52 : 12,736.81 = 6,998.02 : x
  2. Step 2: Convert to fraction form
    9,241.52/12,736.81 = 6,998.02/x
  3. Step 3: Cross multiply
    9,241.52x = 12,736.81 × 6,998.02
  4. Step 4: Simplify right side
    9,241.52x = 89,132,451.12
  5. Step 5: Solve for x
    x = 89,132,451.12/9,241.52
  6. Step 6: Final answer
    x = 9,644.78

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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.