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Finding the Fourth Proportional to 5,701.98, 7,865.02 and 3,342.44

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Solution

The fourth proportional to 5,701.98, 7,865.02 and 3,342.44 is: 4,610.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,701.98 : 7,865.02 = 3,342.44 : x
  2. Step 2: Convert to fraction form
    5,701.98/7,865.02 = 3,342.44/x
  3. Step 3: Cross multiply
    5,701.98x = 7,865.02 × 3,342.44
  4. Step 4: Simplify right side
    5,701.98x = 26,288,357.45
  5. Step 5: Solve for x
    x = 26,288,357.45/5,701.98
  6. Step 6: Final answer
    x = 4,610.39

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1.5x scale

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.