Home / 4,612.21-6,919.64-2,272.91

Finding the Fourth Proportional to 4,612.21, 6,919.64 and 2,272.91

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Solution

The fourth proportional to 4,612.21, 6,919.64 and 2,272.91 is: 3,410.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,612.21 : 6,919.64 = 2,272.91 : x
  2. Step 2: Convert to fraction form
    4,612.21/6,919.64 = 2,272.91/x
  3. Step 3: Cross multiply
    4,612.21x = 6,919.64 × 2,272.91
  4. Step 4: Simplify right side
    4,612.21x = 15,727,746.38
  5. Step 5: Solve for x
    x = 15,727,746.38/4,612.21
  6. Step 6: Final answer
    x = 3,410.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.