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Finding the Fourth Proportional to 6,220.01, 8,584.22 and 4,645.37

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Solution

The fourth proportional to 6,220.01, 8,584.22 and 4,645.37 is: 6,411.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,220.01 : 8,584.22 = 4,645.37 : x
  2. Step 2: Convert to fraction form
    6,220.01/8,584.22 = 4,645.37/x
  3. Step 3: Cross multiply
    6,220.01x = 8,584.22 × 4,645.37
  4. Step 4: Simplify right side
    6,220.01x = 39,876,878.06
  5. Step 5: Solve for x
    x = 39,876,878.06/6,220.01
  6. Step 6: Final answer
    x = 6,411.06

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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.