Home / 8,264.67-12,396.95-3,330.82

Finding the Fourth Proportional to 8,264.67, 12,396.95 and 3,330.82

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Solution

The fourth proportional to 8,264.67, 12,396.95 and 3,330.82 is: 4,996.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,264.67 : 12,396.95 = 3,330.82 : x
  2. Step 2: Convert to fraction form
    8,264.67/12,396.95 = 3,330.82/x
  3. Step 3: Cross multiply
    8,264.67x = 12,396.95 × 3,330.82
  4. Step 4: Simplify right side
    8,264.67x = 41,291,961.35
  5. Step 5: Solve for x
    x = 41,291,961.35/8,264.67
  6. Step 6: Final answer
    x = 4,996.20

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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.