Home / 9,514.47-13,134.38-5,534.13

Finding the Fourth Proportional to 9,514.47, 13,134.38 and 5,534.13

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Solution

The fourth proportional to 9,514.47, 13,134.38 and 5,534.13 is: 7,639.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,514.47 : 13,134.38 = 5,534.13 : x
  2. Step 2: Convert to fraction form
    9,514.47/13,134.38 = 5,534.13/x
  3. Step 3: Cross multiply
    9,514.47x = 13,134.38 × 5,534.13
  4. Step 4: Simplify right side
    9,514.47x = 72,687,338.72
  5. Step 5: Solve for x
    x = 72,687,338.72/9,514.47
  6. Step 6: Final answer
    x = 7,639.66

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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.