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Finding the Fourth Proportional to 6,355.22, 9,531.11 and 2,656.68

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Solution

The fourth proportional to 6,355.22, 9,531.11 and 2,656.68 is: 3,984.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,355.22 : 9,531.11 = 2,656.68 : x
  2. Step 2: Convert to fraction form
    6,355.22/9,531.11 = 2,656.68/x
  3. Step 3: Cross multiply
    6,355.22x = 9,531.11 × 2,656.68
  4. Step 4: Simplify right side
    6,355.22x = 25,321,109.31
  5. Step 5: Solve for x
    x = 25,321,109.31/6,355.22
  6. Step 6: Final answer
    x = 3,984.30

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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.