Home / 5,106.62-7,048.67-2,982.73

Finding the Fourth Proportional to 5,106.62, 7,048.67 and 2,982.73

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Solution

The fourth proportional to 5,106.62, 7,048.67 and 2,982.73 is: 4,117.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,106.62 : 7,048.67 = 2,982.73 : x
  2. Step 2: Convert to fraction form
    5,106.62/7,048.67 = 2,982.73/x
  3. Step 3: Cross multiply
    5,106.62x = 7,048.67 × 2,982.73
  4. Step 4: Simplify right side
    5,106.62x = 21,024,279.47
  5. Step 5: Solve for x
    x = 21,024,279.47/5,106.62
  6. Step 6: Final answer
    x = 4,117.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.