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Finding the Fourth Proportional to 6,608.73, 9,894.73 and 5,285.73

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Solution

The fourth proportional to 6,608.73, 9,894.73 and 5,285.73 is: 7,913.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,608.73 : 9,894.73 = 5,285.73 : x
  2. Step 2: Convert to fraction form
    6,608.73/9,894.73 = 5,285.73/x
  3. Step 3: Cross multiply
    6,608.73x = 9,894.73 × 5,285.73
  4. Step 4: Simplify right side
    6,608.73x = 52,300,871.20
  5. Step 5: Solve for x
    x = 52,300,871.20/6,608.73
  6. Step 6: Final answer
    x = 7,913.91

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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.