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Finding the Fourth Proportional to 3,256.22, 4,885.11 and 1,064.95

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Solution

The fourth proportional to 3,256.22, 4,885.11 and 1,064.95 is: 1,597.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,256.22 : 4,885.11 = 1,064.95 : x
  2. Step 2: Convert to fraction form
    3,256.22/4,885.11 = 1,064.95/x
  3. Step 3: Cross multiply
    3,256.22x = 4,885.11 × 1,064.95
  4. Step 4: Simplify right side
    3,256.22x = 5,202,385.68
  5. Step 5: Solve for x
    x = 5,202,385.68/3,256.22
  6. Step 6: Final answer
    x = 1,597.68

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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.