Home / 5,377.02-8,065.32-1,481.32

Finding the Fourth Proportional to 5,377.02, 8,065.32 and 1,481.32

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Solution

The fourth proportional to 5,377.02, 8,065.32 and 1,481.32 is: 2,221.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,377.02 : 8,065.32 = 1,481.32 : x
  2. Step 2: Convert to fraction form
    5,377.02/8,065.32 = 1,481.32/x
  3. Step 3: Cross multiply
    5,377.02x = 8,065.32 × 1,481.32
  4. Step 4: Simplify right side
    5,377.02x = 11,947,319.82
  5. Step 5: Solve for x
    x = 11,947,319.82/5,377.02
  6. Step 6: Final answer
    x = 2,221.92

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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.