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Finding the Fourth Proportional to 5,448.16, 8,167.92 and 2,368

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Solution

The fourth proportional to 5,448.16, 8,167.92 and 2,368 is: 3,550.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,448.16 : 8,167.92 = 2,368 : x
  2. Step 2: Convert to fraction form
    5,448.16/8,167.92 = 2,368/x
  3. Step 3: Cross multiply
    5,448.16x = 8,167.92 × 2,368
  4. Step 4: Simplify right side
    5,448.16x = 19,341,634.56
  5. Step 5: Solve for x
    x = 19,341,634.56/5,448.16
  6. Step 6: Final answer
    x = 3,550.12

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.