Home / 2,095.34-3,139.36-1,119.69

Finding the Fourth Proportional to 2,095.34, 3,139.36 and 1,119.69

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Solution

The fourth proportional to 2,095.34, 3,139.36 and 1,119.69 is: 1,677.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,095.34 : 3,139.36 = 1,119.69 : x
  2. Step 2: Convert to fraction form
    2,095.34/3,139.36 = 1,119.69/x
  3. Step 3: Cross multiply
    2,095.34x = 3,139.36 × 1,119.69
  4. Step 4: Simplify right side
    2,095.34x = 3,515,107.20
  5. Step 5: Solve for x
    x = 3,515,107.20/2,095.34
  6. Step 6: Final answer
    x = 1,677.59

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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.