Home / 3,982.29-5,495.74-2,303.77

Finding the Fourth Proportional to 3,982.29, 5,495.74 and 2,303.77

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Solution

The fourth proportional to 3,982.29, 5,495.74 and 2,303.77 is: 3,179.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,982.29 : 5,495.74 = 2,303.77 : x
  2. Step 2: Convert to fraction form
    3,982.29/5,495.74 = 2,303.77/x
  3. Step 3: Cross multiply
    3,982.29x = 5,495.74 × 2,303.77
  4. Step 4: Simplify right side
    3,982.29x = 12,660,901.44
  5. Step 5: Solve for x
    x = 12,660,901.44/3,982.29
  6. Step 6: Final answer
    x = 3,179.30

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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.