Home / 5,922.05-8,172.14-3,402.38

Finding the Fourth Proportional to 5,922.05, 8,172.14 and 3,402.38

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Solution

The fourth proportional to 5,922.05, 8,172.14 and 3,402.38 is: 4,695.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,922.05 : 8,172.14 = 3,402.38 : x
  2. Step 2: Convert to fraction form
    5,922.05/8,172.14 = 3,402.38/x
  3. Step 3: Cross multiply
    5,922.05x = 8,172.14 × 3,402.38
  4. Step 4: Simplify right side
    5,922.05x = 27,804,667.82
  5. Step 5: Solve for x
    x = 27,804,667.82/5,922.05
  6. Step 6: Final answer
    x = 4,695.11

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1.5x scale

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.