Home / 3,410.30-5,115.60-1,070.33

Finding the Fourth Proportional to 3,410.30, 5,115.60 and 1,070.33

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Solution

The fourth proportional to 3,410.30, 5,115.60 and 1,070.33 is: 1,605.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,410.30 : 5,115.60 = 1,070.33 : x
  2. Step 2: Convert to fraction form
    3,410.30/5,115.60 = 1,070.33/x
  3. Step 3: Cross multiply
    3,410.30x = 5,115.60 × 1,070.33
  4. Step 4: Simplify right side
    3,410.30x = 5,475,380.15
  5. Step 5: Solve for x
    x = 5,475,380.15/3,410.30
  6. Step 6: Final answer
    x = 1,605.54

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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.