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Finding the Fourth Proportional to 6,961.03, 10,439.92 and 3,259.74

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Solution

The fourth proportional to 6,961.03, 10,439.92 and 3,259.74 is: 4,888.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,961.03 : 10,439.92 = 3,259.74 : x
  2. Step 2: Convert to fraction form
    6,961.03/10,439.92 = 3,259.74/x
  3. Step 3: Cross multiply
    6,961.03x = 10,439.92 × 3,259.74
  4. Step 4: Simplify right side
    6,961.03x = 34,031,424.82
  5. Step 5: Solve for x
    x = 34,031,424.82/6,961.03
  6. Step 6: Final answer
    x = 4,888.85

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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.