Home / 3,670.17-5,495.45-2,107.83

Finding the Fourth Proportional to 3,670.17, 5,495.45 and 2,107.83

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Solution

The fourth proportional to 3,670.17, 5,495.45 and 2,107.83 is: 3,156.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,670.17 : 5,495.45 = 2,107.83 : x
  2. Step 2: Convert to fraction form
    3,670.17/5,495.45 = 2,107.83/x
  3. Step 3: Cross multiply
    3,670.17x = 5,495.45 × 2,107.83
  4. Step 4: Simplify right side
    3,670.17x = 11,583,451.13
  5. Step 5: Solve for x
    x = 11,583,451.13/3,670.17
  6. Step 6: Final answer
    x = 3,156.11

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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.