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Finding the Fourth Proportional to 6,356.18, 8,772.14 and 3,524.47

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Solution

The fourth proportional to 6,356.18, 8,772.14 and 3,524.47 is: 4,864.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,356.18 : 8,772.14 = 3,524.47 : x
  2. Step 2: Convert to fraction form
    6,356.18/8,772.14 = 3,524.47/x
  3. Step 3: Cross multiply
    6,356.18x = 8,772.14 × 3,524.47
  4. Step 4: Simplify right side
    6,356.18x = 30,917,144.27
  5. Step 5: Solve for x
    x = 30,917,144.27/6,356.18
  6. Step 6: Final answer
    x = 4,864.11

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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.