Home / 1,906.03-2,860.10-932.14

Finding the Fourth Proportional to 1,906.03, 2,860.10 and 932.14

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Solution

The fourth proportional to 1,906.03, 2,860.10 and 932.14 is: 1,398.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,906.03 : 2,860.10 = 932.14 : x
  2. Step 2: Convert to fraction form
    1,906.03/2,860.10 = 932.14/x
  3. Step 3: Cross multiply
    1,906.03x = 2,860.10 × 932.14
  4. Step 4: Simplify right side
    1,906.03x = 2,665,994.65
  5. Step 5: Solve for x
    x = 2,665,994.65/1,906.03
  6. Step 6: Final answer
    x = 1,398.72

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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.