Home / 8,264.86-12,396.11-2,718.43

Finding the Fourth Proportional to 8,264.86, 12,396.11 and 2,718.43

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Solution

The fourth proportional to 8,264.86, 12,396.11 and 2,718.43 is: 4,077.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,264.86 : 12,396.11 = 2,718.43 : x
  2. Step 2: Convert to fraction form
    8,264.86/12,396.11 = 2,718.43/x
  3. Step 3: Cross multiply
    8,264.86x = 12,396.11 × 2,718.43
  4. Step 4: Simplify right side
    8,264.86x = 33,697,912.72
  5. Step 5: Solve for x
    x = 33,697,912.72/8,264.86
  6. Step 6: Final answer
    x = 4,077.25

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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.