Home / 2,589.82-3,574.56-1,541.68

Finding the Fourth Proportional to 2,589.82, 3,574.56 and 1,541.68

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Solution

The fourth proportional to 2,589.82, 3,574.56 and 1,541.68 is: 2,127.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,589.82 : 3,574.56 = 1,541.68 : x
  2. Step 2: Convert to fraction form
    2,589.82/3,574.56 = 1,541.68/x
  3. Step 3: Cross multiply
    2,589.82x = 3,574.56 × 1,541.68
  4. Step 4: Simplify right side
    2,589.82x = 5,510,827.66
  5. Step 5: Solve for x
    x = 5,510,827.66/2,589.82
  6. Step 6: Final answer
    x = 2,127.88

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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.