Home / 5,446.31-8,170.88-1,551.02

Finding the Fourth Proportional to 5,446.31, 8,170.88 and 1,551.02

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Solution

The fourth proportional to 5,446.31, 8,170.88 and 1,551.02 is: 2,326.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,446.31 : 8,170.88 = 1,551.02 : x
  2. Step 2: Convert to fraction form
    5,446.31/8,170.88 = 1,551.02/x
  3. Step 3: Cross multiply
    5,446.31x = 8,170.88 × 1,551.02
  4. Step 4: Simplify right side
    5,446.31x = 12,673,149.69
  5. Step 5: Solve for x
    x = 12,673,149.69/5,446.31
  6. Step 6: Final answer
    x = 2,326.93

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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.