Home / 3,709.53-5,117.58-2,216.97

Finding the Fourth Proportional to 3,709.53, 5,117.58 and 2,216.97

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Solution

The fourth proportional to 3,709.53, 5,117.58 and 2,216.97 is: 3,058.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,709.53 : 5,117.58 = 2,216.97 : x
  2. Step 2: Convert to fraction form
    3,709.53/5,117.58 = 2,216.97/x
  3. Step 3: Cross multiply
    3,709.53x = 5,117.58 × 2,216.97
  4. Step 4: Simplify right side
    3,709.53x = 11,345,521.33
  5. Step 5: Solve for x
    x = 11,345,521.33/3,709.53
  6. Step 6: Final answer
    x = 3,058.48

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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.