Home / 4,123.67-6,186.86-2,742.44

Finding the Fourth Proportional to 4,123.67, 6,186.86 and 2,742.44

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Solution

The fourth proportional to 4,123.67, 6,186.86 and 2,742.44 is: 4,114.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,123.67 : 6,186.86 = 2,742.44 : x
  2. Step 2: Convert to fraction form
    4,123.67/6,186.86 = 2,742.44/x
  3. Step 3: Cross multiply
    4,123.67x = 6,186.86 × 2,742.44
  4. Step 4: Simplify right side
    4,123.67x = 16,967,086.32
  5. Step 5: Solve for x
    x = 16,967,086.32/4,123.67
  6. Step 6: Final answer
    x = 4,114.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.