Home / 4,989.42-6,885.27-2,751.27

Finding the Fourth Proportional to 4,989.42, 6,885.27 and 2,751.27

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Solution

The fourth proportional to 4,989.42, 6,885.27 and 2,751.27 is: 3,796.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,989.42 : 6,885.27 = 2,751.27 : x
  2. Step 2: Convert to fraction form
    4,989.42/6,885.27 = 2,751.27/x
  3. Step 3: Cross multiply
    4,989.42x = 6,885.27 × 2,751.27
  4. Step 4: Simplify right side
    4,989.42x = 18,943,236.79
  5. Step 5: Solve for x
    x = 18,943,236.79/4,989.42
  6. Step 6: Final answer
    x = 3,796.68

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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.