Home / 3,827.16-5,280.39-2,941.38

Finding the Fourth Proportional to 3,827.16, 5,280.39 and 2,941.38

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Solution

The fourth proportional to 3,827.16, 5,280.39 and 2,941.38 is: 4,058.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,827.16 : 5,280.39 = 2,941.38 : x
  2. Step 2: Convert to fraction form
    3,827.16/5,280.39 = 2,941.38/x
  3. Step 3: Cross multiply
    3,827.16x = 5,280.39 × 2,941.38
  4. Step 4: Simplify right side
    3,827.16x = 15,531,633.54
  5. Step 5: Solve for x
    x = 15,531,633.54/3,827.16
  6. Step 6: Final answer
    x = 4,058.27

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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.