Home / 4,352.82-6,530.25-1,431.02

Finding the Fourth Proportional to 4,352.82, 6,530.25 and 1,431.02

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Solution

The fourth proportional to 4,352.82, 6,530.25 and 1,431.02 is: 2,146.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,352.82 : 6,530.25 = 1,431.02 : x
  2. Step 2: Convert to fraction form
    4,352.82/6,530.25 = 1,431.02/x
  3. Step 3: Cross multiply
    4,352.82x = 6,530.25 × 1,431.02
  4. Step 4: Simplify right side
    4,352.82x = 9,344,885.70
  5. Step 5: Solve for x
    x = 9,344,885.70/4,352.82
  6. Step 6: Final answer
    x = 2,146.86

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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.