Home / 4,199.42-5,788.99-2,686.82

Finding the Fourth Proportional to 4,199.42, 5,788.99 and 2,686.82

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Solution

The fourth proportional to 4,199.42, 5,788.99 and 2,686.82 is: 3,703.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,199.42 : 5,788.99 = 2,686.82 : x
  2. Step 2: Convert to fraction form
    4,199.42/5,788.99 = 2,686.82/x
  3. Step 3: Cross multiply
    4,199.42x = 5,788.99 × 2,686.82
  4. Step 4: Simplify right side
    4,199.42x = 15,553,960.16
  5. Step 5: Solve for x
    x = 15,553,960.16/4,199.42
  6. Step 6: Final answer
    x = 3,703.83

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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.