Home / 10,086.39-15,130.80-4,241.43

Finding the Fourth Proportional to 10,086.39, 15,130.80 and 4,241.43

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Solution

The fourth proportional to 10,086.39, 15,130.80 and 4,241.43 is: 6,362.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,086.39 : 15,130.80 = 4,241.43 : x
  2. Step 2: Convert to fraction form
    10,086.39/15,130.80 = 4,241.43/x
  3. Step 3: Cross multiply
    10,086.39x = 15,130.80 × 4,241.43
  4. Step 4: Simplify right side
    10,086.39x = 64,176,229.04
  5. Step 5: Solve for x
    x = 64,176,229.04/10,086.39
  6. Step 6: Final answer
    x = 6,362.66

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