Home / 3,963.84-5,916.26-3,434.38

Finding the Fourth Proportional to 3,963.84, 5,916.26 and 3,434.38

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Solution

The fourth proportional to 3,963.84, 5,916.26 and 3,434.38 is: 5,126.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,963.84 : 5,916.26 = 3,434.38 : x
  2. Step 2: Convert to fraction form
    3,963.84/5,916.26 = 3,434.38/x
  3. Step 3: Cross multiply
    3,963.84x = 5,916.26 × 3,434.38
  4. Step 4: Simplify right side
    3,963.84x = 20,318,685.02
  5. Step 5: Solve for x
    x = 20,318,685.02/3,963.84
  6. Step 6: Final answer
    x = 5,126.01

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.