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Finding the Fourth Proportional to 4,702.75, 6,489.83 and 2,606.88

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Solution

The fourth proportional to 4,702.75, 6,489.83 and 2,606.88 is: 3,597.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,702.75 : 6,489.83 = 2,606.88 : x
  2. Step 2: Convert to fraction form
    4,702.75/6,489.83 = 2,606.88/x
  3. Step 3: Cross multiply
    4,702.75x = 6,489.83 × 2,606.88
  4. Step 4: Simplify right side
    4,702.75x = 16,918,208.03
  5. Step 5: Solve for x
    x = 16,918,208.03/4,702.75
  6. Step 6: Final answer
    x = 3,597.51

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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.