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Finding the Fourth Proportional to 3,266.58, 4,899.88 and 3,248.76

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Solution

The fourth proportional to 3,266.58, 4,899.88 and 3,248.76 is: 4,873.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,266.58 : 4,899.88 = 3,248.76 : x
  2. Step 2: Convert to fraction form
    3,266.58/4,899.88 = 3,248.76/x
  3. Step 3: Cross multiply
    3,266.58x = 4,899.88 × 3,248.76
  4. Step 4: Simplify right side
    3,266.58x = 15,918,534.15
  5. Step 5: Solve for x
    x = 15,918,534.15/3,266.58
  6. Step 6: Final answer
    x = 4,873.15

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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.