Home / 4,102.62-6,158.04-2,158.92

Finding the Fourth Proportional to 4,102.62, 6,158.04 and 2,158.92

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Solution

The fourth proportional to 4,102.62, 6,158.04 and 2,158.92 is: 3,240.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,102.62 : 6,158.04 = 2,158.92 : x
  2. Step 2: Convert to fraction form
    4,102.62/6,158.04 = 2,158.92/x
  3. Step 3: Cross multiply
    4,102.62x = 6,158.04 × 2,158.92
  4. Step 4: Simplify right side
    4,102.62x = 13,294,715.72
  5. Step 5: Solve for x
    x = 13,294,715.72/4,102.62
  6. Step 6: Final answer
    x = 3,240.54

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.