Home / 4,179.28-6,264.66-2,331.20

Finding the Fourth Proportional to 4,179.28, 6,264.66 and 2,331.20

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Solution

The fourth proportional to 4,179.28, 6,264.66 and 2,331.20 is: 3,494.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,179.28 : 6,264.66 = 2,331.20 : x
  2. Step 2: Convert to fraction form
    4,179.28/6,264.66 = 2,331.20/x
  3. Step 3: Cross multiply
    4,179.28x = 6,264.66 × 2,331.20
  4. Step 4: Simplify right side
    4,179.28x = 14,604,175.39
  5. Step 5: Solve for x
    x = 14,604,175.39/4,179.28
  6. Step 6: Final answer
    x = 3,494.42

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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.