Home / 4,988.84-6,884.14-2,750.15

Finding the Fourth Proportional to 4,988.84, 6,884.14 and 2,750.15

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Solution

The fourth proportional to 4,988.84, 6,884.14 and 2,750.15 is: 3,794.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,988.84 : 6,884.14 = 2,750.15 : x
  2. Step 2: Convert to fraction form
    4,988.84/6,884.14 = 2,750.15/x
  3. Step 3: Cross multiply
    4,988.84x = 6,884.14 × 2,750.15
  4. Step 4: Simplify right side
    4,988.84x = 18,932,433.11
  5. Step 5: Solve for x
    x = 18,932,433.11/4,988.84
  6. Step 6: Final answer
    x = 3,794.96

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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.