Home / 3,266.17-4,899.80-1,074.40

Finding the Fourth Proportional to 3,266.17, 4,899.80 and 1,074.40

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Solution

The fourth proportional to 3,266.17, 4,899.80 and 1,074.40 is: 1,611.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,266.17 : 4,899.80 = 1,074.40 : x
  2. Step 2: Convert to fraction form
    3,266.17/4,899.80 = 1,074.40/x
  3. Step 3: Cross multiply
    3,266.17x = 4,899.80 × 1,074.40
  4. Step 4: Simplify right side
    3,266.17x = 5,264,335.56
  5. Step 5: Solve for x
    x = 5,264,335.56/3,266.17
  6. Step 6: Final answer
    x = 1,611.78

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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.