Home / 2,583.09-3,871.13-1,886.49

Finding the Fourth Proportional to 2,583.09, 3,871.13 and 1,886.49

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Solution

The fourth proportional to 2,583.09, 3,871.13 and 1,886.49 is: 2,827.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,583.09 : 3,871.13 = 1,886.49 : x
  2. Step 2: Convert to fraction form
    2,583.09/3,871.13 = 1,886.49/x
  3. Step 3: Cross multiply
    2,583.09x = 3,871.13 × 1,886.49
  4. Step 4: Simplify right side
    2,583.09x = 7,302,828.68
  5. Step 5: Solve for x
    x = 7,302,828.68/2,583.09
  6. Step 6: Final answer
    x = 2,827.17

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Why These Related Problems?

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