Home / 3,253.12-4,881.17-1,379.53

Finding the Fourth Proportional to 3,253.12, 4,881.17 and 1,379.53

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Solution

The fourth proportional to 3,253.12, 4,881.17 and 1,379.53 is: 2,069.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,253.12 : 4,881.17 = 1,379.53 : x
  2. Step 2: Convert to fraction form
    3,253.12/4,881.17 = 1,379.53/x
  3. Step 3: Cross multiply
    3,253.12x = 4,881.17 × 1,379.53
  4. Step 4: Simplify right side
    3,253.12x = 6,733,720.45
  5. Step 5: Solve for x
    x = 6,733,720.45/3,253.12
  6. Step 6: Final answer
    x = 2,069.93

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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.