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Finding the Fourth Proportional to 5,874.58, 8,106.78 and 3,356.69

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Solution

The fourth proportional to 5,874.58, 8,106.78 and 3,356.69 is: 4,632.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,874.58 : 8,106.78 = 3,356.69 : x
  2. Step 2: Convert to fraction form
    5,874.58/8,106.78 = 3,356.69/x
  3. Step 3: Cross multiply
    5,874.58x = 8,106.78 × 3,356.69
  4. Step 4: Simplify right side
    5,874.58x = 27,211,965.01
  5. Step 5: Solve for x
    x = 27,211,965.01/5,874.58
  6. Step 6: Final answer
    x = 4,632.16

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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.