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Finding the Fourth Proportional to 6,734.10, 10,101.15 and 4,401.30

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Solution

The fourth proportional to 6,734.10, 10,101.15 and 4,401.30 is: 6,601.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,734.10 : 10,101.15 = 4,401.30 : x
  2. Step 2: Convert to fraction form
    6,734.10/10,101.15 = 4,401.30/x
  3. Step 3: Cross multiply
    6,734.10x = 10,101.15 × 4,401.30
  4. Step 4: Simplify right side
    6,734.10x = 44,458,191.50
  5. Step 5: Solve for x
    x = 44,458,191.50/6,734.10
  6. Step 6: Final answer
    x = 6,601.95

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Half scale
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Double scale
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Similar ratio
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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.