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Finding the Fourth Proportional to 6,627.01, 9,927.25 and 3,993.05

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Solution

The fourth proportional to 6,627.01, 9,927.25 and 3,993.05 is: 5,981.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,627.01 : 9,927.25 = 3,993.05 : x
  2. Step 2: Convert to fraction form
    6,627.01/9,927.25 = 3,993.05/x
  3. Step 3: Cross multiply
    6,627.01x = 9,927.25 × 3,993.05
  4. Step 4: Simplify right side
    6,627.01x = 39,640,005.61
  5. Step 5: Solve for x
    x = 39,640,005.61/6,627.01
  6. Step 6: Final answer
    x = 5,981.58

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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.