Home / 5,176.68-7,769.04-3,675.62

Finding the Fourth Proportional to 5,176.68, 7,769.04 and 3,675.62

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Solution

The fourth proportional to 5,176.68, 7,769.04 and 3,675.62 is: 5,516.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,176.68 : 7,769.04 = 3,675.62 : x
  2. Step 2: Convert to fraction form
    5,176.68/7,769.04 = 3,675.62/x
  3. Step 3: Cross multiply
    5,176.68x = 7,769.04 × 3,675.62
  4. Step 4: Simplify right side
    5,176.68x = 28,556,038.80
  5. Step 5: Solve for x
    x = 28,556,038.80/5,176.68
  6. Step 6: Final answer
    x = 5,516.28

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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.