Home / 3,247.95-4,871.11-1,273.98

Finding the Fourth Proportional to 3,247.95, 4,871.11 and 1,273.98

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Solution

The fourth proportional to 3,247.95, 4,871.11 and 1,273.98 is: 1,910.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,247.95 : 4,871.11 = 1,273.98 : x
  2. Step 2: Convert to fraction form
    3,247.95/4,871.11 = 1,273.98/x
  3. Step 3: Cross multiply
    3,247.95x = 4,871.11 × 1,273.98
  4. Step 4: Simplify right side
    3,247.95x = 6,205,669.18
  5. Step 5: Solve for x
    x = 6,205,669.18/3,247.95
  6. Step 6: Final answer
    x = 1,910.64

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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.