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Finding the Fourth Proportional to 4,801.85, 6,627.08 and 2,814.08

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Solution

The fourth proportional to 4,801.85, 6,627.08 and 2,814.08 is: 3,883.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,801.85 : 6,627.08 = 2,814.08 : x
  2. Step 2: Convert to fraction form
    4,801.85/6,627.08 = 2,814.08/x
  3. Step 3: Cross multiply
    4,801.85x = 6,627.08 × 2,814.08
  4. Step 4: Simplify right side
    4,801.85x = 18,649,086.08
  5. Step 5: Solve for x
    x = 18,649,086.08/4,801.85
  6. Step 6: Final answer
    x = 3,883.73

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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.