Home / 3,671.34-5,499.22-2,887.62

Finding the Fourth Proportional to 3,671.34, 5,499.22 and 2,887.62

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Solution

The fourth proportional to 3,671.34, 5,499.22 and 2,887.62 is: 4,325.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,671.34 : 5,499.22 = 2,887.62 : x
  2. Step 2: Convert to fraction form
    3,671.34/5,499.22 = 2,887.62/x
  3. Step 3: Cross multiply
    3,671.34x = 5,499.22 × 2,887.62
  4. Step 4: Simplify right side
    3,671.34x = 15,879,657.66
  5. Step 5: Solve for x
    x = 15,879,657.66/3,671.34
  6. Step 6: Final answer
    x = 4,325.30

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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.