Home / 2,405.36-3,319.41-1,410.66

Finding the Fourth Proportional to 2,405.36, 3,319.41 and 1,410.66

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Solution

The fourth proportional to 2,405.36, 3,319.41 and 1,410.66 is: 1,946.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,405.36 : 3,319.41 = 1,410.66 : x
  2. Step 2: Convert to fraction form
    2,405.36/3,319.41 = 1,410.66/x
  3. Step 3: Cross multiply
    2,405.36x = 3,319.41 × 1,410.66
  4. Step 4: Simplify right side
    2,405.36x = 4,682,542.31
  5. Step 5: Solve for x
    x = 4,682,542.31/2,405.36
  6. Step 6: Final answer
    x = 1,946.71

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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.