Home / 7,326.02-10,989.30-2,132.30

Finding the Fourth Proportional to 7,326.02, 10,989.30 and 2,132.30

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Solution

The fourth proportional to 7,326.02, 10,989.30 and 2,132.30 is: 3,198.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,326.02 : 10,989.30 = 2,132.30 : x
  2. Step 2: Convert to fraction form
    7,326.02/10,989.30 = 2,132.30/x
  3. Step 3: Cross multiply
    7,326.02x = 10,989.30 × 2,132.30
  4. Step 4: Simplify right side
    7,326.02x = 23,432,484.39
  5. Step 5: Solve for x
    x = 23,432,484.39/7,326.02
  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.