Home / 5,921.29-8,167.73-3,529.65

Finding the Fourth Proportional to 5,921.29, 8,167.73 and 3,529.65

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Solution

The fourth proportional to 5,921.29, 8,167.73 and 3,529.65 is: 4,868.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,921.29 : 8,167.73 = 3,529.65 : x
  2. Step 2: Convert to fraction form
    5,921.29/8,167.73 = 3,529.65/x
  3. Step 3: Cross multiply
    5,921.29x = 8,167.73 × 3,529.65
  4. Step 4: Simplify right side
    5,921.29x = 28,829,241.18
  5. Step 5: Solve for x
    x = 28,829,241.18/5,921.29
  6. Step 6: Final answer
    x = 4,868.74

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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.