Home / 10,103.26-13,937.67-7,849.71

Finding the Fourth Proportional to 10,103.26, 13,937.67 and 7,849.71

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Solution

The fourth proportional to 10,103.26, 13,937.67 and 7,849.71 is: 10,828.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,103.26 : 13,937.67 = 7,849.71 : x
  2. Step 2: Convert to fraction form
    10,103.26/13,937.67 = 7,849.71/x
  3. Step 3: Cross multiply
    10,103.26x = 13,937.67 × 7,849.71
  4. Step 4: Simplify right side
    10,103.26x = 109,406,667.58
  5. Step 5: Solve for x
    x = 109,406,667.58/10,103.26
  6. Step 6: Final answer
    x = 10,828.85

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.