Home / 2,636.64-3,945.38-2,333.19

Finding the Fourth Proportional to 2,636.64, 3,945.38 and 2,333.19

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Solution

The fourth proportional to 2,636.64, 3,945.38 and 2,333.19 is: 3,491.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,636.64 : 3,945.38 = 2,333.19 : x
  2. Step 2: Convert to fraction form
    2,636.64/3,945.38 = 2,333.19/x
  3. Step 3: Cross multiply
    2,636.64x = 3,945.38 × 2,333.19
  4. Step 4: Simplify right side
    2,636.64x = 9,205,309.50
  5. Step 5: Solve for x
    x = 9,205,309.50/2,636.64
  6. Step 6: Final answer
    x = 3,491.30

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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.