Home / 2,824.20-4,232.70-1,360.20

Finding the Fourth Proportional to 2,824.20, 4,232.70 and 1,360.20

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Solution

The fourth proportional to 2,824.20, 4,232.70 and 1,360.20 is: 2,038.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,824.20 : 4,232.70 = 1,360.20 : x
  2. Step 2: Convert to fraction form
    2,824.20/4,232.70 = 1,360.20/x
  3. Step 3: Cross multiply
    2,824.20x = 4,232.70 × 1,360.20
  4. Step 4: Simplify right side
    2,824.20x = 5,757,318.54
  5. Step 5: Solve for x
    x = 5,757,318.54/2,824.20
  6. Step 6: Final answer
    x = 2,038.57

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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.