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Finding the Fourth Proportional to 6,801.78, 10,208.10 and 4,625.70

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Solution

The fourth proportional to 6,801.78, 10,208.10 and 4,625.70 is: 6,942.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,801.78 : 10,208.10 = 4,625.70 : x
  2. Step 2: Convert to fraction form
    6,801.78/10,208.10 = 4,625.70/x
  3. Step 3: Cross multiply
    6,801.78x = 10,208.10 × 4,625.70
  4. Step 4: Simplify right side
    6,801.78x = 47,219,608.17
  5. Step 5: Solve for x
    x = 47,219,608.17/6,801.78
  6. Step 6: Final answer
    x = 6,942.24

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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.