Home / 3,656.84-5,046.10-2,239.88

Finding the Fourth Proportional to 3,656.84, 5,046.10 and 2,239.88

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Solution

The fourth proportional to 3,656.84, 5,046.10 and 2,239.88 is: 3,090.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,656.84 : 5,046.10 = 2,239.88 : x
  2. Step 2: Convert to fraction form
    3,656.84/5,046.10 = 2,239.88/x
  3. Step 3: Cross multiply
    3,656.84x = 5,046.10 × 2,239.88
  4. Step 4: Simplify right side
    3,656.84x = 11,302,627.64
  5. Step 5: Solve for x
    x = 11,302,627.64/3,656.84
  6. Step 6: Final answer
    x = 3,090.82

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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.