Home / 4,926.57-7,381.68-2,149.08

Finding the Fourth Proportional to 4,926.57, 7,381.68 and 2,149.08

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Solution

The fourth proportional to 4,926.57, 7,381.68 and 2,149.08 is: 3,220.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,926.57 : 7,381.68 = 2,149.08 : x
  2. Step 2: Convert to fraction form
    4,926.57/7,381.68 = 2,149.08/x
  3. Step 3: Cross multiply
    4,926.57x = 7,381.68 × 2,149.08
  4. Step 4: Simplify right side
    4,926.57x = 15,863,820.85
  5. Step 5: Solve for x
    x = 15,863,820.85/4,926.57
  6. Step 6: Final answer
    x = 3,220.05

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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.