Home / 4,110.52-6,165.80-1,189

Finding the Fourth Proportional to 4,110.52, 6,165.80 and 1,189

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Solution

The fourth proportional to 4,110.52, 6,165.80 and 1,189 is: 1,783.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,110.52 : 6,165.80 = 1,189 : x
  2. Step 2: Convert to fraction form
    4,110.52/6,165.80 = 1,189/x
  3. Step 3: Cross multiply
    4,110.52x = 6,165.80 × 1,189
  4. Step 4: Simplify right side
    4,110.52x = 7,331,136.20
  5. Step 5: Solve for x
    x = 7,331,136.20/4,110.52
  6. Step 6: Final answer
    x = 1,783.51

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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.