Home / 4,157.20-5,737.26-2,389.42

Finding the Fourth Proportional to 4,157.20, 5,737.26 and 2,389.42

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Solution

The fourth proportional to 4,157.20, 5,737.26 and 2,389.42 is: 3,297.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,157.20 : 5,737.26 = 2,389.42 : x
  2. Step 2: Convert to fraction form
    4,157.20/5,737.26 = 2,389.42/x
  3. Step 3: Cross multiply
    4,157.20x = 5,737.26 × 2,389.42
  4. Step 4: Simplify right side
    4,157.20x = 13,708,723.79
  5. Step 5: Solve for x
    x = 13,708,723.79/4,157.20
  6. Step 6: Final answer
    x = 3,297.59

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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.