Home / 3,511.88-5,261.96-2,470.02

Finding the Fourth Proportional to 3,511.88, 5,261.96 and 2,470.02

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Solution

The fourth proportional to 3,511.88, 5,261.96 and 2,470.02 is: 3,700.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,511.88 : 5,261.96 = 2,470.02 : x
  2. Step 2: Convert to fraction form
    3,511.88/5,261.96 = 2,470.02/x
  3. Step 3: Cross multiply
    3,511.88x = 5,261.96 × 2,470.02
  4. Step 4: Simplify right side
    3,511.88x = 12,997,146.44
  5. Step 5: Solve for x
    x = 12,997,146.44/3,511.88
  6. Step 6: Final answer
    x = 3,700.91

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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.