Home / 5,418.34-7,477.84-3,293.38

Finding the Fourth Proportional to 5,418.34, 7,477.84 and 3,293.38

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Solution

The fourth proportional to 5,418.34, 7,477.84 and 3,293.38 is: 4,545.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,418.34 : 7,477.84 = 3,293.38 : x
  2. Step 2: Convert to fraction form
    5,418.34/7,477.84 = 3,293.38/x
  3. Step 3: Cross multiply
    5,418.34x = 7,477.84 × 3,293.38
  4. Step 4: Simplify right side
    5,418.34x = 24,627,368.70
  5. Step 5: Solve for x
    x = 24,627,368.70/5,418.34
  6. Step 6: Final answer
    x = 4,545.19

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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.