Home / 4,218.42-5,822.06-2,539.88

Finding the Fourth Proportional to 4,218.42, 5,822.06 and 2,539.88

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Solution

The fourth proportional to 4,218.42, 5,822.06 and 2,539.88 is: 3,505.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,218.42 : 5,822.06 = 2,539.88 : x
  2. Step 2: Convert to fraction form
    4,218.42/5,822.06 = 2,539.88/x
  3. Step 3: Cross multiply
    4,218.42x = 5,822.06 × 2,539.88
  4. Step 4: Simplify right side
    4,218.42x = 14,787,333.75
  5. Step 5: Solve for x
    x = 14,787,333.75/4,218.42
  6. Step 6: Final answer
    x = 3,505.42

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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.