Home / 4,015.20-5,542.83-2,335.99

Finding the Fourth Proportional to 4,015.20, 5,542.83 and 2,335.99

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Solution

The fourth proportional to 4,015.20, 5,542.83 and 2,335.99 is: 3,224.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,015.20 : 5,542.83 = 2,335.99 : x
  2. Step 2: Convert to fraction form
    4,015.20/5,542.83 = 2,335.99/x
  3. Step 3: Cross multiply
    4,015.20x = 5,542.83 × 2,335.99
  4. Step 4: Simplify right side
    4,015.20x = 12,947,995.45
  5. Step 5: Solve for x
    x = 12,947,995.45/4,015.20
  6. Step 6: Final answer
    x = 3,224.75

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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.