Home / 4,107.45-6,165-1,887.47

Finding the Fourth Proportional to 4,107.45, 6,165 and 1,887.47

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Solution

The fourth proportional to 4,107.45, 6,165 and 1,887.47 is: 2,832.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,107.45 : 6,165 = 1,887.47 : x
  2. Step 2: Convert to fraction form
    4,107.45/6,165 = 1,887.47/x
  3. Step 3: Cross multiply
    4,107.45x = 6,165 × 1,887.47
  4. Step 4: Simplify right side
    4,107.45x = 11,636,252.55
  5. Step 5: Solve for x
    x = 11,636,252.55/4,107.45
  6. Step 6: Final answer
    x = 2,832.96

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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.