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Finding the Fourth Proportional to 6,500.96, 9,756.90 and 2,805.95

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Solution

The fourth proportional to 6,500.96, 9,756.90 and 2,805.95 is: 4,211.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,500.96 : 9,756.90 = 2,805.95 : x
  2. Step 2: Convert to fraction form
    6,500.96/9,756.90 = 2,805.95/x
  3. Step 3: Cross multiply
    6,500.96x = 9,756.90 × 2,805.95
  4. Step 4: Simplify right side
    6,500.96x = 27,377,324.77
  5. Step 5: Solve for x
    x = 27,377,324.77/6,500.96
  6. Step 6: Final answer
    x = 4,211.28

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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.