Home / 7,422.30-10,241.78-4,236.04

Finding the Fourth Proportional to 7,422.30, 10,241.78 and 4,236.04

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Solution

The fourth proportional to 7,422.30, 10,241.78 and 4,236.04 is: 5,845.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,422.30 : 10,241.78 = 4,236.04 : x
  2. Step 2: Convert to fraction form
    7,422.30/10,241.78 = 4,236.04/x
  3. Step 3: Cross multiply
    7,422.30x = 10,241.78 × 4,236.04
  4. Step 4: Simplify right side
    7,422.30x = 43,384,589.75
  5. Step 5: Solve for x
    x = 43,384,589.75/7,422.30
  6. Step 6: Final answer
    x = 5,845.17

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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.