Home / 11,377.02-17,067.85-4,803.20

Finding the Fourth Proportional to 11,377.02, 17,067.85 and 4,803.20

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Solution

The fourth proportional to 11,377.02, 17,067.85 and 4,803.20 is: 7,205.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,377.02 : 17,067.85 = 4,803.20 : x
  2. Step 2: Convert to fraction form
    11,377.02/17,067.85 = 4,803.20/x
  3. Step 3: Cross multiply
    11,377.02x = 17,067.85 × 4,803.20
  4. Step 4: Simplify right side
    11,377.02x = 81,980,297.12
  5. Step 5: Solve for x
    x = 81,980,297.12/11,377.02
  6. Step 6: Final answer
    x = 7,205.78

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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.