Home / 10,079.10-13,908.29-5,601.42

Finding the Fourth Proportional to 10,079.10, 13,908.29 and 5,601.42

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Solution

The fourth proportional to 10,079.10, 13,908.29 and 5,601.42 is: 7,729.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,079.10 : 13,908.29 = 5,601.42 : x
  2. Step 2: Convert to fraction form
    10,079.10/13,908.29 = 5,601.42/x
  3. Step 3: Cross multiply
    10,079.10x = 13,908.29 × 5,601.42
  4. Step 4: Simplify right side
    10,079.10x = 77,906,173.77
  5. Step 5: Solve for x
    x = 77,906,173.77/10,079.10
  6. Step 6: Final answer
    x = 7,729.48

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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.