Home / 8,068.56-11,139.17-5,238.44

Finding the Fourth Proportional to 8,068.56, 11,139.17 and 5,238.44

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Solution

The fourth proportional to 8,068.56, 11,139.17 and 5,238.44 is: 7,232.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,068.56 : 11,139.17 = 5,238.44 : x
  2. Step 2: Convert to fraction form
    8,068.56/11,139.17 = 5,238.44/x
  3. Step 3: Cross multiply
    8,068.56x = 11,139.17 × 5,238.44
  4. Step 4: Simplify right side
    8,068.56x = 58,351,791.81
  5. Step 5: Solve for x
    x = 58,351,791.81/8,068.56
  6. Step 6: Final answer
    x = 7,232.00

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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.