Home / 3,247.02-4,862.84-1,861.11

Finding the Fourth Proportional to 3,247.02, 4,862.84 and 1,861.11

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Solution

The fourth proportional to 3,247.02, 4,862.84 and 1,861.11 is: 2,787.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,247.02 : 4,862.84 = 1,861.11 : x
  2. Step 2: Convert to fraction form
    3,247.02/4,862.84 = 1,861.11/x
  3. Step 3: Cross multiply
    3,247.02x = 4,862.84 × 1,861.11
  4. Step 4: Simplify right side
    3,247.02x = 9,050,270.85
  5. Step 5: Solve for x
    x = 9,050,270.85/3,247.02
  6. Step 6: Final answer
    x = 2,787.25

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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.