Home / 5,199.55-7,175.38-2,841.69

Finding the Fourth Proportional to 5,199.55, 7,175.38 and 2,841.69

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Solution

The fourth proportional to 5,199.55, 7,175.38 and 2,841.69 is: 3,921.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,199.55 : 7,175.38 = 2,841.69 : x
  2. Step 2: Convert to fraction form
    5,199.55/7,175.38 = 2,841.69/x
  3. Step 3: Cross multiply
    5,199.55x = 7,175.38 × 2,841.69
  4. Step 4: Simplify right side
    5,199.55x = 20,390,179.71
  5. Step 5: Solve for x
    x = 20,390,179.71/5,199.55
  6. Step 6: Final answer
    x = 3,921.53

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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.