Home / 2,048.14-2,826.45-1,116.64

Finding the Fourth Proportional to 2,048.14, 2,826.45 and 1,116.64

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Solution

The fourth proportional to 2,048.14, 2,826.45 and 1,116.64 is: 1,540.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,048.14 : 2,826.45 = 1,116.64 : x
  2. Step 2: Convert to fraction form
    2,048.14/2,826.45 = 1,116.64/x
  3. Step 3: Cross multiply
    2,048.14x = 2,826.45 × 1,116.64
  4. Step 4: Simplify right side
    2,048.14x = 3,156,127.13
  5. Step 5: Solve for x
    x = 3,156,127.13/2,048.14
  6. Step 6: Final answer
    x = 1,540.97

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.