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Finding the Fourth Proportional to 6,282.27, 8,659.22 and 5,021.10

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Solution

The fourth proportional to 6,282.27, 8,659.22 and 5,021.10 is: 6,920.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,282.27 : 8,659.22 = 5,021.10 : x
  2. Step 2: Convert to fraction form
    6,282.27/8,659.22 = 5,021.10/x
  3. Step 3: Cross multiply
    6,282.27x = 8,659.22 × 5,021.10
  4. Step 4: Simplify right side
    6,282.27x = 43,478,784.44
  5. Step 5: Solve for x
    x = 43,478,784.44/6,282.27
  6. Step 6: Final answer
    x = 6,920.87

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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.