Home / 5,243.02-7,853.73-3,785.02

Finding the Fourth Proportional to 5,243.02, 7,853.73 and 3,785.02

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Solution

The fourth proportional to 5,243.02, 7,853.73 and 3,785.02 is: 5,669.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,243.02 : 7,853.73 = 3,785.02 : x
  2. Step 2: Convert to fraction form
    5,243.02/7,853.73 = 3,785.02/x
  3. Step 3: Cross multiply
    5,243.02x = 7,853.73 × 3,785.02
  4. Step 4: Simplify right side
    5,243.02x = 29,726,525.12
  5. Step 5: Solve for x
    x = 29,726,525.12/5,243.02
  6. Step 6: Final answer
    x = 5,669.73

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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.