Home / 4,173.30-5,758.82-2,405.05

Finding the Fourth Proportional to 4,173.30, 5,758.82 and 2,405.05

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Solution

The fourth proportional to 4,173.30, 5,758.82 and 2,405.05 is: 3,318.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,173.30 : 5,758.82 = 2,405.05 : x
  2. Step 2: Convert to fraction form
    4,173.30/5,758.82 = 2,405.05/x
  3. Step 3: Cross multiply
    4,173.30x = 5,758.82 × 2,405.05
  4. Step 4: Simplify right side
    4,173.30x = 13,850,221.25
  5. Step 5: Solve for x
    x = 13,850,221.25/4,173.30
  6. Step 6: Final answer
    x = 3,318.77

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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.