Home / 3,012.27-4,156.89-1,832.51

Finding the Fourth Proportional to 3,012.27, 4,156.89 and 1,832.51

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Solution

The fourth proportional to 3,012.27, 4,156.89 and 1,832.51 is: 2,528.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,012.27 : 4,156.89 = 1,832.51 : x
  2. Step 2: Convert to fraction form
    3,012.27/4,156.89 = 1,832.51/x
  3. Step 3: Cross multiply
    3,012.27x = 4,156.89 × 1,832.51
  4. Step 4: Simplify right side
    3,012.27x = 7,617,521.71
  5. Step 5: Solve for x
    x = 7,617,521.71/3,012.27
  6. Step 6: Final answer
    x = 2,528.83

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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.