Home / 4,109.28-6,160.41-1,887.39

Finding the Fourth Proportional to 4,109.28, 6,160.41 and 1,887.39

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Solution

The fourth proportional to 4,109.28, 6,160.41 and 1,887.39 is: 2,829.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,109.28 : 6,160.41 = 1,887.39 : x
  2. Step 2: Convert to fraction form
    4,109.28/6,160.41 = 1,887.39/x
  3. Step 3: Cross multiply
    4,109.28x = 6,160.41 × 1,887.39
  4. Step 4: Simplify right side
    4,109.28x = 11,627,096.23
  5. Step 5: Solve for x
    x = 11,627,096.23/4,109.28
  6. Step 6: Final answer
    x = 2,829.47

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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.