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Finding the Fourth Proportional to 6,680.78, 10,020.94 and 1,750.38

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Solution

The fourth proportional to 6,680.78, 10,020.94 and 1,750.38 is: 2,625.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,680.78 : 10,020.94 = 1,750.38 : x
  2. Step 2: Convert to fraction form
    6,680.78/10,020.94 = 1,750.38/x
  3. Step 3: Cross multiply
    6,680.78x = 10,020.94 × 1,750.38
  4. Step 4: Simplify right side
    6,680.78x = 17,540,452.96
  5. Step 5: Solve for x
    x = 17,540,452.96/6,680.78
  6. Step 6: Final answer
    x = 2,625.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.