Home / 2,930.04-4,396.68-2,107.08

Finding the Fourth Proportional to 2,930.04, 4,396.68 and 2,107.08

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Solution

The fourth proportional to 2,930.04, 4,396.68 and 2,107.08 is: 3,161.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,930.04 : 4,396.68 = 2,107.08 : x
  2. Step 2: Convert to fraction form
    2,930.04/4,396.68 = 2,107.08/x
  3. Step 3: Cross multiply
    2,930.04x = 4,396.68 × 2,107.08
  4. Step 4: Simplify right side
    2,930.04x = 9,264,156.49
  5. Step 5: Solve for x
    x = 9,264,156.49/2,930.04
  6. Step 6: Final answer
    x = 3,161.78

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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.