Home / 4,822.27-6,650.30-3,143.07

Finding the Fourth Proportional to 4,822.27, 6,650.30 and 3,143.07

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Solution

The fourth proportional to 4,822.27, 6,650.30 and 3,143.07 is: 4,334.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,822.27 : 6,650.30 = 3,143.07 : x
  2. Step 2: Convert to fraction form
    4,822.27/6,650.30 = 3,143.07/x
  3. Step 3: Cross multiply
    4,822.27x = 6,650.30 × 3,143.07
  4. Step 4: Simplify right side
    4,822.27x = 20,902,366.28
  5. Step 5: Solve for x
    x = 20,902,366.28/4,822.27
  6. Step 6: Final answer
    x = 4,334.55

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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.