Home / 8,079.53-12,119.31-2,533.02

Finding the Fourth Proportional to 8,079.53, 12,119.31 and 2,533.02

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Solution

The fourth proportional to 8,079.53, 12,119.31 and 2,533.02 is: 3,799.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,079.53 : 12,119.31 = 2,533.02 : x
  2. Step 2: Convert to fraction form
    8,079.53/12,119.31 = 2,533.02/x
  3. Step 3: Cross multiply
    8,079.53x = 12,119.31 × 2,533.02
  4. Step 4: Simplify right side
    8,079.53x = 30,698,454.62
  5. Step 5: Solve for x
    x = 30,698,454.62/8,079.53
  6. Step 6: Final answer
    x = 3,799.54

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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.