Home / 4,207.26-6,310.89-1,432.50

Finding the Fourth Proportional to 4,207.26, 6,310.89 and 1,432.50

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Solution

The fourth proportional to 4,207.26, 6,310.89 and 1,432.50 is: 2,148.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,207.26 : 6,310.89 = 1,432.50 : x
  2. Step 2: Convert to fraction form
    4,207.26/6,310.89 = 1,432.50/x
  3. Step 3: Cross multiply
    4,207.26x = 6,310.89 × 1,432.50
  4. Step 4: Simplify right side
    4,207.26x = 9,040,365.70
  5. Step 5: Solve for x
    x = 9,040,365.70/4,207.26
  6. Step 6: Final answer
    x = 2,148.75

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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.