Home / 6,845.80-9,447.19-3,701.98

Finding the Fourth Proportional to 6,845.80, 9,447.19 and 3,701.98

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Solution

The fourth proportional to 6,845.80, 9,447.19 and 3,701.98 is: 5,108.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,845.80 : 9,447.19 = 3,701.98 : x
  2. Step 2: Convert to fraction form
    6,845.80/9,447.19 = 3,701.98/x
  3. Step 3: Cross multiply
    6,845.80x = 9,447.19 × 3,701.98
  4. Step 4: Simplify right side
    6,845.80x = 34,973,308.44
  5. Step 5: Solve for x
    x = 34,973,308.44/6,845.80
  6. Step 6: Final answer
    x = 5,108.72

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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.