Home / 3,425.16-4,726.98-2,731.80

Finding the Fourth Proportional to 3,425.16, 4,726.98 and 2,731.80

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Solution

The fourth proportional to 3,425.16, 4,726.98 and 2,731.80 is: 3,770.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,425.16 : 4,726.98 = 2,731.80 : x
  2. Step 2: Convert to fraction form
    3,425.16/4,726.98 = 2,731.80/x
  3. Step 3: Cross multiply
    3,425.16x = 4,726.98 × 2,731.80
  4. Step 4: Simplify right side
    3,425.16x = 12,913,163.96
  5. Step 5: Solve for x
    x = 12,913,163.96/3,425.16
  6. Step 6: Final answer
    x = 3,770.09

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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.