Home / 3,996.96-5,517.08-2,580.68

Finding the Fourth Proportional to 3,996.96, 5,517.08 and 2,580.68

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Solution

The fourth proportional to 3,996.96, 5,517.08 and 2,580.68 is: 3,562.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,996.96 : 5,517.08 = 2,580.68 : x
  2. Step 2: Convert to fraction form
    3,996.96/5,517.08 = 2,580.68/x
  3. Step 3: Cross multiply
    3,996.96x = 5,517.08 × 2,580.68
  4. Step 4: Simplify right side
    3,996.96x = 14,237,818.01
  5. Step 5: Solve for x
    x = 14,237,818.01/3,996.96
  6. Step 6: Final answer
    x = 3,562.16

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1.5x scale

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.