Home / 8,175.28-12,264.96-2,331.94

Finding the Fourth Proportional to 8,175.28, 12,264.96 and 2,331.94

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Solution

The fourth proportional to 8,175.28, 12,264.96 and 2,331.94 is: 3,498.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,175.28 : 12,264.96 = 2,331.94 : x
  2. Step 2: Convert to fraction form
    8,175.28/12,264.96 = 2,331.94/x
  3. Step 3: Cross multiply
    8,175.28x = 12,264.96 × 2,331.94
  4. Step 4: Simplify right side
    8,175.28x = 28,601,150.82
  5. Step 5: Solve for x
    x = 28,601,150.82/8,175.28
  6. Step 6: Final answer
    x = 3,498.49

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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.