Home / 2,405.77-3,319.46-1,410.34

Finding the Fourth Proportional to 2,405.77, 3,319.46 and 1,410.34

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Solution

The fourth proportional to 2,405.77, 3,319.46 and 1,410.34 is: 1,945.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,405.77 : 3,319.46 = 1,410.34 : x
  2. Step 2: Convert to fraction form
    2,405.77/3,319.46 = 1,410.34/x
  3. Step 3: Cross multiply
    2,405.77x = 3,319.46 × 1,410.34
  4. Step 4: Simplify right side
    2,405.77x = 4,681,562.44
  5. Step 5: Solve for x
    x = 4,681,562.44/2,405.77
  6. Step 6: Final answer
    x = 1,945.97

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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.