Home / 3,684.26-5,519.10-3,137.60

Finding the Fourth Proportional to 3,684.26, 5,519.10 and 3,137.60

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Solution

The fourth proportional to 3,684.26, 5,519.10 and 3,137.60 is: 4,700.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,684.26 : 5,519.10 = 3,137.60 : x
  2. Step 2: Convert to fraction form
    3,684.26/5,519.10 = 3,137.60/x
  3. Step 3: Cross multiply
    3,684.26x = 5,519.10 × 3,137.60
  4. Step 4: Simplify right side
    3,684.26x = 17,316,728.16
  5. Step 5: Solve for x
    x = 17,316,728.16/3,684.26
  6. Step 6: Final answer
    x = 4,700.19

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1.5x scale

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.