Home / 7,325.48-10,989.02-2,132.20

Finding the Fourth Proportional to 7,325.48, 10,989.02 and 2,132.20

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Solution

The fourth proportional to 7,325.48, 10,989.02 and 2,132.20 is: 3,198.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,325.48 : 10,989.02 = 2,132.20 : x
  2. Step 2: Convert to fraction form
    7,325.48/10,989.02 = 2,132.20/x
  3. Step 3: Cross multiply
    7,325.48x = 10,989.02 × 2,132.20
  4. Step 4: Simplify right side
    7,325.48x = 23,430,788.44
  5. Step 5: Solve for x
    x = 23,430,788.44/7,325.48
  6. Step 6: Final answer
    x = 3,198.53

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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.