Home / 3,467.70-5,200.26-1,127.10

Finding the Fourth Proportional to 3,467.70, 5,200.26 and 1,127.10

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Solution

The fourth proportional to 3,467.70, 5,200.26 and 1,127.10 is: 1,690.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,467.70 : 5,200.26 = 1,127.10 : x
  2. Step 2: Convert to fraction form
    3,467.70/5,200.26 = 1,127.10/x
  3. Step 3: Cross multiply
    3,467.70x = 5,200.26 × 1,127.10
  4. Step 4: Simplify right side
    3,467.70x = 5,861,213.05
  5. Step 5: Solve for x
    x = 5,861,213.05/3,467.70
  6. Step 6: Final answer
    x = 1,690.23

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Double scale
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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.