Home / 4,219.92-5,823.39-2,331.66

Finding the Fourth Proportional to 4,219.92, 5,823.39 and 2,331.66

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Solution

The fourth proportional to 4,219.92, 5,823.39 and 2,331.66 is: 3,217.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,219.92 : 5,823.39 = 2,331.66 : x
  2. Step 2: Convert to fraction form
    4,219.92/5,823.39 = 2,331.66/x
  3. Step 3: Cross multiply
    4,219.92x = 5,823.39 × 2,331.66
  4. Step 4: Simplify right side
    4,219.92x = 13,578,165.53
  5. Step 5: Solve for x
    x = 13,578,165.53/4,219.92
  6. Step 6: Final answer
    x = 3,217.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.