Home / 3,134.14-4,699.38-1,186.48

Finding the Fourth Proportional to 3,134.14, 4,699.38 and 1,186.48

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Solution

The fourth proportional to 3,134.14, 4,699.38 and 1,186.48 is: 1,779.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,134.14 : 4,699.38 = 1,186.48 : x
  2. Step 2: Convert to fraction form
    3,134.14/4,699.38 = 1,186.48/x
  3. Step 3: Cross multiply
    3,134.14x = 4,699.38 × 1,186.48
  4. Step 4: Simplify right side
    3,134.14x = 5,575,720.38
  5. Step 5: Solve for x
    x = 5,575,720.38/3,134.14
  6. Step 6: Final answer
    x = 1,779.03

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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.