Home / 5,366.82-7,403.22-3,127.98

Finding the Fourth Proportional to 5,366.82, 7,403.22 and 3,127.98

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Solution

The fourth proportional to 5,366.82, 7,403.22 and 3,127.98 is: 4,314.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,366.82 : 7,403.22 = 3,127.98 : x
  2. Step 2: Convert to fraction form
    5,366.82/7,403.22 = 3,127.98/x
  3. Step 3: Cross multiply
    5,366.82x = 7,403.22 × 3,127.98
  4. Step 4: Simplify right side
    5,366.82x = 23,157,124.10
  5. Step 5: Solve for x
    x = 23,157,124.10/5,366.82
  6. Step 6: Final answer
    x = 4,314.87

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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.