Home / 4,822.20-6,656.81-2,832.89

Finding the Fourth Proportional to 4,822.20, 6,656.81 and 2,832.89

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Solution

The fourth proportional to 4,822.20, 6,656.81 and 2,832.89 is: 3,910.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,822.20 : 6,656.81 = 2,832.89 : x
  2. Step 2: Convert to fraction form
    4,822.20/6,656.81 = 2,832.89/x
  3. Step 3: Cross multiply
    4,822.20x = 6,656.81 × 2,832.89
  4. Step 4: Simplify right side
    4,822.20x = 18,857,963.03
  5. Step 5: Solve for x
    x = 18,857,963.03/4,822.20
  6. Step 6: Final answer
    x = 3,910.66

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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.