Home / 5,377.02-8,063.49-3,186.36

Finding the Fourth Proportional to 5,377.02, 8,063.49 and 3,186.36

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Solution

The fourth proportional to 5,377.02, 8,063.49 and 3,186.36 is: 4,778.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,377.02 : 8,063.49 = 3,186.36 : x
  2. Step 2: Convert to fraction form
    5,377.02/8,063.49 = 3,186.36/x
  3. Step 3: Cross multiply
    5,377.02x = 8,063.49 × 3,186.36
  4. Step 4: Simplify right side
    5,377.02x = 25,693,182.00
  5. Step 5: Solve for x
    x = 25,693,182.00/5,377.02
  6. Step 6: Final answer
    x = 4,778.33

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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.