Home / 4,297.72-5,929.90-2,727.80

Finding the Fourth Proportional to 4,297.72, 5,929.90 and 2,727.80

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Solution

The fourth proportional to 4,297.72, 5,929.90 and 2,727.80 is: 3,763.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,297.72 : 5,929.90 = 2,727.80 : x
  2. Step 2: Convert to fraction form
    4,297.72/5,929.90 = 2,727.80/x
  3. Step 3: Cross multiply
    4,297.72x = 5,929.90 × 2,727.80
  4. Step 4: Simplify right side
    4,297.72x = 16,175,581.22
  5. Step 5: Solve for x
    x = 16,175,581.22/4,297.72
  6. Step 6: Final answer
    x = 3,763.76

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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.