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Finding the Fourth Proportional to 5,506.98, 8,244.07 and 5,310.15

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Solution

The fourth proportional to 5,506.98, 8,244.07 and 5,310.15 is: 7,949.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,506.98 : 8,244.07 = 5,310.15 : x
  2. Step 2: Convert to fraction form
    5,506.98/8,244.07 = 5,310.15/x
  3. Step 3: Cross multiply
    5,506.98x = 8,244.07 × 5,310.15
  4. Step 4: Simplify right side
    5,506.98x = 43,777,250.49
  5. Step 5: Solve for x
    x = 43,777,250.49/5,506.98
  6. Step 6: Final answer
    x = 7,949.41

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1.5x scale

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.