Home / 4,219.93-5,823.20-2,331.49

Finding the Fourth Proportional to 4,219.93, 5,823.20 and 2,331.49

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Solution

The fourth proportional to 4,219.93, 5,823.20 and 2,331.49 is: 3,217.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,219.93 : 5,823.20 = 2,331.49 : x
  2. Step 2: Convert to fraction form
    4,219.93/5,823.20 = 2,331.49/x
  3. Step 3: Cross multiply
    4,219.93x = 5,823.20 × 2,331.49
  4. Step 4: Simplify right side
    4,219.93x = 13,576,734.75
  5. Step 5: Solve for x
    x = 13,576,734.75/4,219.93
  6. Step 6: Final answer
    x = 3,217.29

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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.