Home / 2,822.85-4,230.63-1,359.99

Finding the Fourth Proportional to 2,822.85, 4,230.63 and 1,359.99

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Solution

The fourth proportional to 2,822.85, 4,230.63 and 1,359.99 is: 2,038.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,822.85 : 4,230.63 = 1,359.99 : x
  2. Step 2: Convert to fraction form
    2,822.85/4,230.63 = 1,359.99/x
  3. Step 3: Cross multiply
    2,822.85x = 4,230.63 × 1,359.99
  4. Step 4: Simplify right side
    2,822.85x = 5,753,614.49
  5. Step 5: Solve for x
    x = 5,753,614.49/2,822.85
  6. Step 6: Final answer
    x = 2,038.23

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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.