Home / 3,925.16-5,411.38-2,963.87

Finding the Fourth Proportional to 3,925.16, 5,411.38 and 2,963.87

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Solution

The fourth proportional to 3,925.16, 5,411.38 and 2,963.87 is: 4,086.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,925.16 : 5,411.38 = 2,963.87 : x
  2. Step 2: Convert to fraction form
    3,925.16/5,411.38 = 2,963.87/x
  3. Step 3: Cross multiply
    3,925.16x = 5,411.38 × 2,963.87
  4. Step 4: Simplify right side
    3,925.16x = 16,038,584.96
  5. Step 5: Solve for x
    x = 16,038,584.96/3,925.16
  6. Step 6: Final answer
    x = 4,086.10

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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.