Home / 3,410.48-5,115.80-2,730.80

Finding the Fourth Proportional to 3,410.48, 5,115.80 and 2,730.80

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Solution

The fourth proportional to 3,410.48, 5,115.80 and 2,730.80 is: 4,096.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,410.48 : 5,115.80 = 2,730.80 : x
  2. Step 2: Convert to fraction form
    3,410.48/5,115.80 = 2,730.80/x
  3. Step 3: Cross multiply
    3,410.48x = 5,115.80 × 2,730.80
  4. Step 4: Simplify right side
    3,410.48x = 13,970,226.64
  5. Step 5: Solve for x
    x = 13,970,226.64/3,410.48
  6. Step 6: Final answer
    x = 4,096.26

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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.