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Finding the Fourth Proportional to 3,591.58, 4,954.48 and 2,705.84

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Solution

The fourth proportional to 3,591.58, 4,954.48 and 2,705.84 is: 3,732.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,591.58 : 4,954.48 = 2,705.84 : x
  2. Step 2: Convert to fraction form
    3,591.58/4,954.48 = 2,705.84/x
  3. Step 3: Cross multiply
    3,591.58x = 4,954.48 × 2,705.84
  4. Step 4: Simplify right side
    3,591.58x = 13,406,030.16
  5. Step 5: Solve for x
    x = 13,406,030.16/3,591.58
  6. Step 6: Final answer
    x = 3,732.63

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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.