Home / 2,405.01-3,317.97-1,619.58

Finding the Fourth Proportional to 2,405.01, 3,317.97 and 1,619.58

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Solution

The fourth proportional to 2,405.01, 3,317.97 and 1,619.58 is: 2,234.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,405.01 : 3,317.97 = 1,619.58 : x
  2. Step 2: Convert to fraction form
    2,405.01/3,317.97 = 1,619.58/x
  3. Step 3: Cross multiply
    2,405.01x = 3,317.97 × 1,619.58
  4. Step 4: Simplify right side
    2,405.01x = 5,373,701.26
  5. Step 5: Solve for x
    x = 5,373,701.26/2,405.01
  6. Step 6: Final answer
    x = 2,234.38

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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.