Home / 4,989.25-6,885.19-2,751.08

Finding the Fourth Proportional to 4,989.25, 6,885.19 and 2,751.08

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Solution

The fourth proportional to 4,989.25, 6,885.19 and 2,751.08 is: 3,796.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,989.25 : 6,885.19 = 2,751.08 : x
  2. Step 2: Convert to fraction form
    4,989.25/6,885.19 = 2,751.08/x
  3. Step 3: Cross multiply
    4,989.25x = 6,885.19 × 2,751.08
  4. Step 4: Simplify right side
    4,989.25x = 18,941,700.77
  5. Step 5: Solve for x
    x = 18,941,700.77/4,989.25
  6. Step 6: Final answer
    x = 3,796.51

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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.