Home / 4,988.99-6,884.73-2,750.86

Finding the Fourth Proportional to 4,988.99, 6,884.73 and 2,750.86

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Solution

The fourth proportional to 4,988.99, 6,884.73 and 2,750.86 is: 3,796.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,988.99 : 6,884.73 = 2,750.86 : x
  2. Step 2: Convert to fraction form
    4,988.99/6,884.73 = 2,750.86/x
  3. Step 3: Cross multiply
    4,988.99x = 6,884.73 × 2,750.86
  4. Step 4: Simplify right side
    4,988.99x = 18,938,936.97
  5. Step 5: Solve for x
    x = 18,938,936.97/4,988.99
  6. Step 6: Final answer
    x = 3,796.14

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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.