Home / 4,940.34-7,411.46-2,020.70

Finding the Fourth Proportional to 4,940.34, 7,411.46 and 2,020.70

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Solution

The fourth proportional to 4,940.34, 7,411.46 and 2,020.70 is: 3,031.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,940.34 : 7,411.46 = 2,020.70 : x
  2. Step 2: Convert to fraction form
    4,940.34/7,411.46 = 2,020.70/x
  3. Step 3: Cross multiply
    4,940.34x = 7,411.46 × 2,020.70
  4. Step 4: Simplify right side
    4,940.34x = 14,976,290.06
  5. Step 5: Solve for x
    x = 14,976,290.06/4,940.34
  6. Step 6: Final answer
    x = 3,031.43

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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.