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Finding the Fourth Proportional to 6,334.20, 9,512.10 and 4,498.20

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Solution

The fourth proportional to 6,334.20, 9,512.10 and 4,498.20 is: 6,754.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,334.20 : 9,512.10 = 4,498.20 : x
  2. Step 2: Convert to fraction form
    6,334.20/9,512.10 = 4,498.20/x
  3. Step 3: Cross multiply
    6,334.20x = 9,512.10 × 4,498.20
  4. Step 4: Simplify right side
    6,334.20x = 42,787,328.22
  5. Step 5: Solve for x
    x = 42,787,328.22/6,334.20
  6. Step 6: Final answer
    x = 6,754.97

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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.