Home / 5,360.12-8,039.24-1,463.60

Finding the Fourth Proportional to 5,360.12, 8,039.24 and 1,463.60

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Solution

The fourth proportional to 5,360.12, 8,039.24 and 1,463.60 is: 2,195.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,360.12 : 8,039.24 = 1,463.60 : x
  2. Step 2: Convert to fraction form
    5,360.12/8,039.24 = 1,463.60/x
  3. Step 3: Cross multiply
    5,360.12x = 8,039.24 × 1,463.60
  4. Step 4: Simplify right side
    5,360.12x = 11,766,231.66
  5. Step 5: Solve for x
    x = 11,766,231.66/5,360.12
  6. Step 6: Final answer
    x = 2,195.14

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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.