Home / 10,107.34-15,167.52-4,910.38

Finding the Fourth Proportional to 10,107.34, 15,167.52 and 4,910.38

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Solution

The fourth proportional to 10,107.34, 15,167.52 and 4,910.38 is: 7,368.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,107.34 : 15,167.52 = 4,910.38 : x
  2. Step 2: Convert to fraction form
    10,107.34/15,167.52 = 4,910.38/x
  3. Step 3: Cross multiply
    10,107.34x = 15,167.52 × 4,910.38
  4. Step 4: Simplify right side
    10,107.34x = 74,478,286.86
  5. Step 5: Solve for x
    x = 74,478,286.86/10,107.34
  6. Step 6: Final answer
    x = 7,368.73

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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.