Home / 4,988.96-6,884.65-2,750.79

Finding the Fourth Proportional to 4,988.96, 6,884.65 and 2,750.79

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Solution

The fourth proportional to 4,988.96, 6,884.65 and 2,750.79 is: 3,796.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,988.96 : 6,884.65 = 2,750.79 : x
  2. Step 2: Convert to fraction form
    4,988.96/6,884.65 = 2,750.79/x
  3. Step 3: Cross multiply
    4,988.96x = 6,884.65 × 2,750.79
  4. Step 4: Simplify right side
    4,988.96x = 18,938,212.62
  5. Step 5: Solve for x
    x = 18,938,212.62/4,988.96
  6. Step 6: Final answer
    x = 3,796.03

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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.