Home / 4,172.43-6,255.00-2,089.52

Finding the Fourth Proportional to 4,172.43, 6,255.00 and 2,089.52

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Solution

The fourth proportional to 4,172.43, 6,255.00 and 2,089.52 is: 3,132.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,172.43 : 6,255.00 = 2,089.52 : x
  2. Step 2: Convert to fraction form
    4,172.43/6,255.00 = 2,089.52/x
  3. Step 3: Cross multiply
    4,172.43x = 6,255.00 × 2,089.52
  4. Step 4: Simplify right side
    4,172.43x = 13,069,905.88
  5. Step 5: Solve for x
    x = 13,069,905.88/4,172.43
  6. Step 6: Final answer
    x = 3,132.44

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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.