Home / 4,822.19-6,654.66-2,832.78

Finding the Fourth Proportional to 4,822.19, 6,654.66 and 2,832.78

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Solution

The fourth proportional to 4,822.19, 6,654.66 and 2,832.78 is: 3,909.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,822.19 : 6,654.66 = 2,832.78 : x
  2. Step 2: Convert to fraction form
    4,822.19/6,654.66 = 2,832.78/x
  3. Step 3: Cross multiply
    4,822.19x = 6,654.66 × 2,832.78
  4. Step 4: Simplify right side
    4,822.19x = 18,851,173.42
  5. Step 5: Solve for x
    x = 18,851,173.42/4,822.19
  6. Step 6: Final answer
    x = 3,909.26

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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.