Home / 6,640.19-9,960.30-2,941.42

Finding the Fourth Proportional to 6,640.19, 9,960.30 and 2,941.42

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Solution

The fourth proportional to 6,640.19, 9,960.30 and 2,941.42 is: 4,412.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,640.19 : 9,960.30 = 2,941.42 : x
  2. Step 2: Convert to fraction form
    6,640.19/9,960.30 = 2,941.42/x
  3. Step 3: Cross multiply
    6,640.19x = 9,960.30 × 2,941.42
  4. Step 4: Simplify right side
    6,640.19x = 29,297,425.63
  5. Step 5: Solve for x
    x = 29,297,425.63/6,640.19
  6. Step 6: Final answer
    x = 4,412.14

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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.