Home / 2,643.85-3,650.34-2,363.23

Finding the Fourth Proportional to 2,643.85, 3,650.34 and 2,363.23

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Solution

The fourth proportional to 2,643.85, 3,650.34 and 2,363.23 is: 3,262.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,643.85 : 3,650.34 = 2,363.23 : x
  2. Step 2: Convert to fraction form
    2,643.85/3,650.34 = 2,363.23/x
  3. Step 3: Cross multiply
    2,643.85x = 3,650.34 × 2,363.23
  4. Step 4: Simplify right side
    2,643.85x = 8,626,593.00
  5. Step 5: Solve for x
    x = 8,626,593.00/2,643.85
  6. Step 6: Final answer
    x = 3,262.89

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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.