Home / 3,659.13-5,496.98-2,621.43

Finding the Fourth Proportional to 3,659.13, 5,496.98 and 2,621.43

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Solution

The fourth proportional to 3,659.13, 5,496.98 and 2,621.43 is: 3,938.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,659.13 : 5,496.98 = 2,621.43 : x
  2. Step 2: Convert to fraction form
    3,659.13/5,496.98 = 2,621.43/x
  3. Step 3: Cross multiply
    3,659.13x = 5,496.98 × 2,621.43
  4. Step 4: Simplify right side
    3,659.13x = 14,409,935.17
  5. Step 5: Solve for x
    x = 14,409,935.17/3,659.13
  6. Step 6: Final answer
    x = 3,938.08

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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.