Home / 3,371.51-4,653.29-1,956.11

Finding the Fourth Proportional to 3,371.51, 4,653.29 and 1,956.11

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Solution

The fourth proportional to 3,371.51, 4,653.29 and 1,956.11 is: 2,699.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,371.51 : 4,653.29 = 1,956.11 : x
  2. Step 2: Convert to fraction form
    3,371.51/4,653.29 = 1,956.11/x
  3. Step 3: Cross multiply
    3,371.51x = 4,653.29 × 1,956.11
  4. Step 4: Simplify right side
    3,371.51x = 9,102,328.73
  5. Step 5: Solve for x
    x = 9,102,328.73/3,371.51
  6. Step 6: Final answer
    x = 2,699.78

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Why These Related Problems?

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