Home / 2,902.14-4,345.11-1,926.90

Finding the Fourth Proportional to 2,902.14, 4,345.11 and 1,926.90

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Solution

The fourth proportional to 2,902.14, 4,345.11 and 1,926.90 is: 2,884.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,902.14 : 4,345.11 = 1,926.90 : x
  2. Step 2: Convert to fraction form
    2,902.14/4,345.11 = 1,926.90/x
  3. Step 3: Cross multiply
    2,902.14x = 4,345.11 × 1,926.90
  4. Step 4: Simplify right side
    2,902.14x = 8,372,592.46
  5. Step 5: Solve for x
    x = 8,372,592.46/2,902.14
  6. Step 6: Final answer
    x = 2,884.97

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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.