Home / 3,266.13-4,899.93-1,074.78

Finding the Fourth Proportional to 3,266.13, 4,899.93 and 1,074.78

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Solution

The fourth proportional to 3,266.13, 4,899.93 and 1,074.78 is: 1,612.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,266.13 : 4,899.93 = 1,074.78 : x
  2. Step 2: Convert to fraction form
    3,266.13/4,899.93 = 1,074.78/x
  3. Step 3: Cross multiply
    3,266.13x = 4,899.93 × 1,074.78
  4. Step 4: Simplify right side
    3,266.13x = 5,266,346.77
  5. Step 5: Solve for x
    x = 5,266,346.77/3,266.13
  6. Step 6: Final answer
    x = 1,612.41

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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.