Home / 4,157.97-5,739.15-2,390.14

Finding the Fourth Proportional to 4,157.97, 5,739.15 and 2,390.14

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Solution

The fourth proportional to 4,157.97, 5,739.15 and 2,390.14 is: 3,299.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,157.97 : 5,739.15 = 2,390.14 : x
  2. Step 2: Convert to fraction form
    4,157.97/5,739.15 = 2,390.14/x
  3. Step 3: Cross multiply
    4,157.97x = 5,739.15 × 2,390.14
  4. Step 4: Simplify right side
    4,157.97x = 13,717,371.98
  5. Step 5: Solve for x
    x = 13,717,371.98/4,157.97
  6. Step 6: Final answer
    x = 3,299.06

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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.