Home / 5,227.88-7,214.82-3,655.40

Finding the Fourth Proportional to 5,227.88, 7,214.82 and 3,655.40

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Solution

The fourth proportional to 5,227.88, 7,214.82 and 3,655.40 is: 5,044.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,227.88 : 7,214.82 = 3,655.40 : x
  2. Step 2: Convert to fraction form
    5,227.88/7,214.82 = 3,655.40/x
  3. Step 3: Cross multiply
    5,227.88x = 7,214.82 × 3,655.40
  4. Step 4: Simplify right side
    5,227.88x = 26,373,053.03
  5. Step 5: Solve for x
    x = 26,373,053.03/5,227.88
  6. Step 6: Final answer
    x = 5,044.69

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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.