Home / 5,380.02-8,069.82-1,484.32

Finding the Fourth Proportional to 5,380.02, 8,069.82 and 1,484.32

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Solution

The fourth proportional to 5,380.02, 8,069.82 and 1,484.32 is: 2,226.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,380.02 : 8,069.82 = 1,484.32 : x
  2. Step 2: Convert to fraction form
    5,380.02/8,069.82 = 1,484.32/x
  3. Step 3: Cross multiply
    5,380.02x = 8,069.82 × 1,484.32
  4. Step 4: Simplify right side
    5,380.02x = 11,978,195.22
  5. Step 5: Solve for x
    x = 11,978,195.22/5,380.02
  6. Step 6: Final answer
    x = 2,226.42

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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.