Home / 3,487.46-5,218.02-2,511.41

Finding the Fourth Proportional to 3,487.46, 5,218.02 and 2,511.41

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Solution

The fourth proportional to 3,487.46, 5,218.02 and 2,511.41 is: 3,757.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,487.46 : 5,218.02 = 2,511.41 : x
  2. Step 2: Convert to fraction form
    3,487.46/5,218.02 = 2,511.41/x
  3. Step 3: Cross multiply
    3,487.46x = 5,218.02 × 2,511.41
  4. Step 4: Simplify right side
    3,487.46x = 13,104,561.52
  5. Step 5: Solve for x
    x = 13,104,561.52/3,487.46
  6. Step 6: Final answer
    x = 3,757.63

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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.