Home / 5,247.02-7,859.73-3,789.02

Finding the Fourth Proportional to 5,247.02, 7,859.73 and 3,789.02

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Solution

The fourth proportional to 5,247.02, 7,859.73 and 3,789.02 is: 5,675.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,247.02 : 7,859.73 = 3,789.02 : x
  2. Step 2: Convert to fraction form
    5,247.02/7,859.73 = 3,789.02/x
  3. Step 3: Cross multiply
    5,247.02x = 7,859.73 × 3,789.02
  4. Step 4: Simplify right side
    5,247.02x = 29,780,674.16
  5. Step 5: Solve for x
    x = 29,780,674.16/5,247.02
  6. Step 6: Final answer
    x = 5,675.73

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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.