Home / 3,772.02-5,198.13-2,511.66

Finding the Fourth Proportional to 3,772.02, 5,198.13 and 2,511.66

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Solution

The fourth proportional to 3,772.02, 5,198.13 and 2,511.66 is: 3,461.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,772.02 : 5,198.13 = 2,511.66 : x
  2. Step 2: Convert to fraction form
    3,772.02/5,198.13 = 2,511.66/x
  3. Step 3: Cross multiply
    3,772.02x = 5,198.13 × 2,511.66
  4. Step 4: Simplify right side
    3,772.02x = 13,055,935.20
  5. Step 5: Solve for x
    x = 13,055,935.20/3,772.02
  6. Step 6: Final answer
    x = 3,461.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.