Home / 7,241.10-9,992.43-4,097.94

Finding the Fourth Proportional to 7,241.10, 9,992.43 and 4,097.94

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Solution

The fourth proportional to 7,241.10, 9,992.43 and 4,097.94 is: 5,654.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,241.10 : 9,992.43 = 4,097.94 : x
  2. Step 2: Convert to fraction form
    7,241.10/9,992.43 = 4,097.94/x
  3. Step 3: Cross multiply
    7,241.10x = 9,992.43 × 4,097.94
  4. Step 4: Simplify right side
    7,241.10x = 40,948,378.59
  5. Step 5: Solve for x
    x = 40,948,378.59/7,241.10
  6. Step 6: Final answer
    x = 5,654.99

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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.