Home / 3,935.60-5,906.84-2,088.04

Finding the Fourth Proportional to 3,935.60, 5,906.84 and 2,088.04

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Solution

The fourth proportional to 3,935.60, 5,906.84 and 2,088.04 is: 3,133.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,935.60 : 5,906.84 = 2,088.04 : x
  2. Step 2: Convert to fraction form
    3,935.60/5,906.84 = 2,088.04/x
  3. Step 3: Cross multiply
    3,935.60x = 5,906.84 × 2,088.04
  4. Step 4: Simplify right side
    3,935.60x = 12,333,718.19
  5. Step 5: Solve for x
    x = 12,333,718.19/3,935.60
  6. Step 6: Final answer
    x = 3,133.89

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.