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Finding the Fourth Proportional to 6,068.63, 8,374.50 and 3,415.88

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Solution

The fourth proportional to 6,068.63, 8,374.50 and 3,415.88 is: 4,713.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,068.63 : 8,374.50 = 3,415.88 : x
  2. Step 2: Convert to fraction form
    6,068.63/8,374.50 = 3,415.88/x
  3. Step 3: Cross multiply
    6,068.63x = 8,374.50 × 3,415.88
  4. Step 4: Simplify right side
    6,068.63x = 28,606,245.19
  5. Step 5: Solve for x
    x = 28,606,245.19/6,068.63
  6. Step 6: Final answer
    x = 4,713.79

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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.