Home / 3,935.30-5,902.95-1,162.01

Finding the Fourth Proportional to 3,935.30, 5,902.95 and 1,162.01

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Solution

The fourth proportional to 3,935.30, 5,902.95 and 1,162.01 is: 1,743.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,935.30 : 5,902.95 = 1,162.01 : x
  2. Step 2: Convert to fraction form
    3,935.30/5,902.95 = 1,162.01/x
  3. Step 3: Cross multiply
    3,935.30x = 5,902.95 × 1,162.01
  4. Step 4: Simplify right side
    3,935.30x = 6,859,286.93
  5. Step 5: Solve for x
    x = 6,859,286.93/3,935.30
  6. Step 6: Final answer
    x = 1,743.02

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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.