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Finding the Fourth Proportional to 6,980.26, 10,470.12 and 2,363.26

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Solution

The fourth proportional to 6,980.26, 10,470.12 and 2,363.26 is: 3,544.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,980.26 : 10,470.12 = 2,363.26 : x
  2. Step 2: Convert to fraction form
    6,980.26/10,470.12 = 2,363.26/x
  3. Step 3: Cross multiply
    6,980.26x = 10,470.12 × 2,363.26
  4. Step 4: Simplify right side
    6,980.26x = 24,743,615.79
  5. Step 5: Solve for x
    x = 24,743,615.79/6,980.26
  6. Step 6: Final answer
    x = 3,544.80

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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.