Home / 9,791.15-14,687.30-2,770.58

Finding the Fourth Proportional to 9,791.15, 14,687.30 and 2,770.58

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Solution

The fourth proportional to 9,791.15, 14,687.30 and 2,770.58 is: 4,156.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,791.15 : 14,687.30 = 2,770.58 : x
  2. Step 2: Convert to fraction form
    9,791.15/14,687.30 = 2,770.58/x
  3. Step 3: Cross multiply
    9,791.15x = 14,687.30 × 2,770.58
  4. Step 4: Simplify right side
    9,791.15x = 40,692,285.08
  5. Step 5: Solve for x
    x = 40,692,285.08/9,791.15
  6. Step 6: Final answer
    x = 4,156.03

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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.