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Finding the Fourth Proportional to 3,961.71, 5,468.91 and 2,368.92

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Solution

The fourth proportional to 3,961.71, 5,468.91 and 2,368.92 is: 3,270.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,961.71 : 5,468.91 = 2,368.92 : x
  2. Step 2: Convert to fraction form
    3,961.71/5,468.91 = 2,368.92/x
  3. Step 3: Cross multiply
    3,961.71x = 5,468.91 × 2,368.92
  4. Step 4: Simplify right side
    3,961.71x = 12,955,410.28
  5. Step 5: Solve for x
    x = 12,955,410.28/3,961.71
  6. Step 6: Final answer
    x = 3,270.16

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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.