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Finding the Fourth Proportional to 4,988.34, 6,884.07 and 2,750.34

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Solution

The fourth proportional to 4,988.34, 6,884.07 and 2,750.34 is: 3,795.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,988.34 : 6,884.07 = 2,750.34 : x
  2. Step 2: Convert to fraction form
    4,988.34/6,884.07 = 2,750.34/x
  3. Step 3: Cross multiply
    4,988.34x = 6,884.07 × 2,750.34
  4. Step 4: Simplify right side
    4,988.34x = 18,933,533.08
  5. Step 5: Solve for x
    x = 18,933,533.08/4,988.34
  6. Step 6: Final answer
    x = 3,795.56

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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.