Home / 3,934.02-5,428.94-2,362.11

Finding the Fourth Proportional to 3,934.02, 5,428.94 and 2,362.11

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Solution

The fourth proportional to 3,934.02, 5,428.94 and 2,362.11 is: 3,259.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,934.02 : 5,428.94 = 2,362.11 : x
  2. Step 2: Convert to fraction form
    3,934.02/5,428.94 = 2,362.11/x
  3. Step 3: Cross multiply
    3,934.02x = 5,428.94 × 2,362.11
  4. Step 4: Simplify right side
    3,934.02x = 12,823,753.46
  5. Step 5: Solve for x
    x = 12,823,753.46/3,934.02
  6. Step 6: Final answer
    x = 3,259.71

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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.