Home / 4,988.40-6,884.04-2,750.36

Finding the Fourth Proportional to 4,988.40, 6,884.04 and 2,750.36

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Solution

The fourth proportional to 4,988.40, 6,884.04 and 2,750.36 is: 3,795.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,988.40 : 6,884.04 = 2,750.36 : x
  2. Step 2: Convert to fraction form
    4,988.40/6,884.04 = 2,750.36/x
  3. Step 3: Cross multiply
    4,988.40x = 6,884.04 × 2,750.36
  4. Step 4: Simplify right side
    4,988.40x = 18,933,605.46
  5. Step 5: Solve for x
    x = 18,933,605.46/4,988.40
  6. Step 6: Final answer
    x = 3,795.53

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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.