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Finding the Fourth Proportional to 6,497.22, 8,966.22 and 3,702.90

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Solution

The fourth proportional to 6,497.22, 8,966.22 and 3,702.90 is: 5,110.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,497.22 : 8,966.22 = 3,702.90 : x
  2. Step 2: Convert to fraction form
    6,497.22/8,966.22 = 3,702.90/x
  3. Step 3: Cross multiply
    6,497.22x = 8,966.22 × 3,702.90
  4. Step 4: Simplify right side
    6,497.22x = 33,201,016.04
  5. Step 5: Solve for x
    x = 33,201,016.04/6,497.22
  6. Step 6: Final answer
    x = 5,110.03

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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.