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Finding the Fourth Proportional to 4,888.55, 6,747.65 and 3,096.43

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Solution

The fourth proportional to 4,888.55, 6,747.65 and 3,096.43 is: 4,273.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,888.55 : 6,747.65 = 3,096.43 : x
  2. Step 2: Convert to fraction form
    4,888.55/6,747.65 = 3,096.43/x
  3. Step 3: Cross multiply
    4,888.55x = 6,747.65 × 3,096.43
  4. Step 4: Simplify right side
    4,888.55x = 20,893,622.57
  5. Step 5: Solve for x
    x = 20,893,622.57/4,888.55
  6. Step 6: Final answer
    x = 4,273.99

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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.