Home / 2,934.47-4,396.41-1,616.81

Finding the Fourth Proportional to 2,934.47, 4,396.41 and 1,616.81

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Solution

The fourth proportional to 2,934.47, 4,396.41 and 1,616.81 is: 2,422.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,934.47 : 4,396.41 = 1,616.81 : x
  2. Step 2: Convert to fraction form
    2,934.47/4,396.41 = 1,616.81/x
  3. Step 3: Cross multiply
    2,934.47x = 4,396.41 × 1,616.81
  4. Step 4: Simplify right side
    2,934.47x = 7,108,137.67
  5. Step 5: Solve for x
    x = 7,108,137.67/2,934.47
  6. Step 6: Final answer
    x = 2,422.29

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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.