Home / 7,241.16-9,992.25-4,097.55

Finding the Fourth Proportional to 7,241.16, 9,992.25 and 4,097.55

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Solution

The fourth proportional to 7,241.16, 9,992.25 and 4,097.55 is: 5,654.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,241.16 : 9,992.25 = 4,097.55 : x
  2. Step 2: Convert to fraction form
    7,241.16/9,992.25 = 4,097.55/x
  3. Step 3: Cross multiply
    7,241.16x = 9,992.25 × 4,097.55
  4. Step 4: Simplify right side
    7,241.16x = 40,943,743.99
  5. Step 5: Solve for x
    x = 40,943,743.99/7,241.16
  6. Step 6: Final answer
    x = 5,654.31

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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.