Home / 2,829.13-4,241.57-1,186.14

Finding the Fourth Proportional to 2,829.13, 4,241.57 and 1,186.14

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Solution

The fourth proportional to 2,829.13, 4,241.57 and 1,186.14 is: 1,778.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,829.13 : 4,241.57 = 1,186.14 : x
  2. Step 2: Convert to fraction form
    2,829.13/4,241.57 = 1,186.14/x
  3. Step 3: Cross multiply
    2,829.13x = 4,241.57 × 1,186.14
  4. Step 4: Simplify right side
    2,829.13x = 5,031,105.81
  5. Step 5: Solve for x
    x = 5,031,105.81/2,829.13
  6. Step 6: Final answer
    x = 1,778.32

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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.