Home / 2,358.86-3,537.26-1,188.14

Finding the Fourth Proportional to 2,358.86, 3,537.26 and 1,188.14

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Solution

The fourth proportional to 2,358.86, 3,537.26 and 1,188.14 is: 1,781.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,358.86 : 3,537.26 = 1,188.14 : x
  2. Step 2: Convert to fraction form
    2,358.86/3,537.26 = 1,188.14/x
  3. Step 3: Cross multiply
    2,358.86x = 3,537.26 × 1,188.14
  4. Step 4: Simplify right side
    2,358.86x = 4,202,760.10
  5. Step 5: Solve for x
    x = 4,202,760.10/2,358.86
  6. Step 6: Final answer
    x = 1,781.69

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.