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Finding the Fourth Proportional to 8,374.07, 12,541.84 and 4,668.08

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Solution

The fourth proportional to 8,374.07, 12,541.84 and 4,668.08 is: 6,991.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,374.07 : 12,541.84 = 4,668.08 : x
  2. Step 2: Convert to fraction form
    8,374.07/12,541.84 = 4,668.08/x
  3. Step 3: Cross multiply
    8,374.07x = 12,541.84 × 4,668.08
  4. Step 4: Simplify right side
    8,374.07x = 58,546,308.64
  5. Step 5: Solve for x
    x = 58,546,308.64/8,374.07
  6. Step 6: Final answer
    x = 6,991.38

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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.