Home / 3,141.02-4,333.88-1,961.26

Finding the Fourth Proportional to 3,141.02, 4,333.88 and 1,961.26

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Solution

The fourth proportional to 3,141.02, 4,333.88 and 1,961.26 is: 2,706.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,141.02 : 4,333.88 = 1,961.26 : x
  2. Step 2: Convert to fraction form
    3,141.02/4,333.88 = 1,961.26/x
  3. Step 3: Cross multiply
    3,141.02x = 4,333.88 × 1,961.26
  4. Step 4: Simplify right side
    3,141.02x = 8,499,844.85
  5. Step 5: Solve for x
    x = 8,499,844.85/3,141.02
  6. Step 6: Final answer
    x = 2,706.08

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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.