Home / 9,269.13-12,791.40-5,077.38

Finding the Fourth Proportional to 9,269.13, 12,791.40 and 5,077.38

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Solution

The fourth proportional to 9,269.13, 12,791.40 and 5,077.38 is: 7,006.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,269.13 : 12,791.40 = 5,077.38 : x
  2. Step 2: Convert to fraction form
    9,269.13/12,791.40 = 5,077.38/x
  3. Step 3: Cross multiply
    9,269.13x = 12,791.40 × 5,077.38
  4. Step 4: Simplify right side
    9,269.13x = 64,946,798.53
  5. Step 5: Solve for x
    x = 64,946,798.53/9,269.13
  6. Step 6: Final answer
    x = 7,006.78

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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.