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Finding the Fourth Proportional to 3,957.94, 5,460.24 and 2,363.68

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Solution

The fourth proportional to 3,957.94, 5,460.24 and 2,363.68 is: 3,260.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,957.94 : 5,460.24 = 2,363.68 : x
  2. Step 2: Convert to fraction form
    3,957.94/5,460.24 = 2,363.68/x
  3. Step 3: Cross multiply
    3,957.94x = 5,460.24 × 2,363.68
  4. Step 4: Simplify right side
    3,957.94x = 12,906,260.08
  5. Step 5: Solve for x
    x = 12,906,260.08/3,957.94
  6. Step 6: Final answer
    x = 3,260.85

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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.