Home / 2,827.20-4,241.70-1,366.50

Finding the Fourth Proportional to 2,827.20, 4,241.70 and 1,366.50

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Solution

The fourth proportional to 2,827.20, 4,241.70 and 1,366.50 is: 2,050.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,827.20 : 4,241.70 = 1,366.50 : x
  2. Step 2: Convert to fraction form
    2,827.20/4,241.70 = 1,366.50/x
  3. Step 3: Cross multiply
    2,827.20x = 4,241.70 × 1,366.50
  4. Step 4: Simplify right side
    2,827.20x = 5,796,283.05
  5. Step 5: Solve for x
    x = 5,796,283.05/2,827.20
  6. Step 6: Final answer
    x = 2,050.19

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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.