Home / 4,989.39-6,885.08-2,751.26

Finding the Fourth Proportional to 4,989.39, 6,885.08 and 2,751.26

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Solution

The fourth proportional to 4,989.39, 6,885.08 and 2,751.26 is: 3,796.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,989.39 : 6,885.08 = 2,751.26 : x
  2. Step 2: Convert to fraction form
    4,989.39/6,885.08 = 2,751.26/x
  3. Step 3: Cross multiply
    4,989.39x = 6,885.08 × 2,751.26
  4. Step 4: Simplify right side
    4,989.39x = 18,942,645.20
  5. Step 5: Solve for x
    x = 18,942,645.20/4,989.39
  6. Step 6: Final answer
    x = 3,796.59

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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.