Home / 5,106.72-7,648.02-3,350.64

Finding the Fourth Proportional to 5,106.72, 7,648.02 and 3,350.64

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Solution

The fourth proportional to 5,106.72, 7,648.02 and 3,350.64 is: 5,018.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,106.72 : 7,648.02 = 3,350.64 : x
  2. Step 2: Convert to fraction form
    5,106.72/7,648.02 = 3,350.64/x
  3. Step 3: Cross multiply
    5,106.72x = 7,648.02 × 3,350.64
  4. Step 4: Simplify right side
    5,106.72x = 25,625,761.73
  5. Step 5: Solve for x
    x = 25,625,761.73/5,106.72
  6. Step 6: Final answer
    x = 5,018.05

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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.