Home / 2,902.12-4,349.68-1,339.94

Finding the Fourth Proportional to 2,902.12, 4,349.68 and 1,339.94

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Solution

The fourth proportional to 2,902.12, 4,349.68 and 1,339.94 is: 2,008.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,902.12 : 4,349.68 = 1,339.94 : x
  2. Step 2: Convert to fraction form
    2,902.12/4,349.68 = 1,339.94/x
  3. Step 3: Cross multiply
    2,902.12x = 4,349.68 × 1,339.94
  4. Step 4: Simplify right side
    2,902.12x = 5,828,310.22
  5. Step 5: Solve for x
    x = 5,828,310.22/2,902.12
  6. Step 6: Final answer
    x = 2,008.29

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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.