Home / 3,935.65-5,903.55-1,162.38

Finding the Fourth Proportional to 3,935.65, 5,903.55 and 1,162.38

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Solution

The fourth proportional to 3,935.65, 5,903.55 and 1,162.38 is: 1,743.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,935.65 : 5,903.55 = 1,162.38 : x
  2. Step 2: Convert to fraction form
    3,935.65/5,903.55 = 1,162.38/x
  3. Step 3: Cross multiply
    3,935.65x = 5,903.55 × 1,162.38
  4. Step 4: Simplify right side
    3,935.65x = 6,862,168.45
  5. Step 5: Solve for x
    x = 6,862,168.45/3,935.65
  6. Step 6: Final answer
    x = 1,743.59

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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.