Home / 4,432.90-6,629.75-3,942.75

Finding the Fourth Proportional to 4,432.90, 6,629.75 and 3,942.75

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Solution

The fourth proportional to 4,432.90, 6,629.75 and 3,942.75 is: 5,896.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,432.90 : 6,629.75 = 3,942.75 : x
  2. Step 2: Convert to fraction form
    4,432.90/6,629.75 = 3,942.75/x
  3. Step 3: Cross multiply
    4,432.90x = 6,629.75 × 3,942.75
  4. Step 4: Simplify right side
    4,432.90x = 26,139,430.35
  5. Step 5: Solve for x
    x = 26,139,430.35/4,432.90
  6. Step 6: Final answer
    x = 5,896.69

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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.