Home / 3,742.47-5,162.91-2,416.62

Finding the Fourth Proportional to 3,742.47, 5,162.91 and 2,416.62

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Solution

The fourth proportional to 3,742.47, 5,162.91 and 2,416.62 is: 3,333.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,742.47 : 5,162.91 = 2,416.62 : x
  2. Step 2: Convert to fraction form
    3,742.47/5,162.91 = 2,416.62/x
  3. Step 3: Cross multiply
    3,742.47x = 5,162.91 × 2,416.62
  4. Step 4: Simplify right side
    3,742.47x = 12,476,791.56
  5. Step 5: Solve for x
    x = 12,476,791.56/3,742.47
  6. Step 6: Final answer
    x = 3,333.84

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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.