Home / 5,416.56-7,462.97-3,645.09

Finding the Fourth Proportional to 5,416.56, 7,462.97 and 3,645.09

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Solution

The fourth proportional to 5,416.56, 7,462.97 and 3,645.09 is: 5,022.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,416.56 : 7,462.97 = 3,645.09 : x
  2. Step 2: Convert to fraction form
    5,416.56/7,462.97 = 3,645.09/x
  3. Step 3: Cross multiply
    5,416.56x = 7,462.97 × 3,645.09
  4. Step 4: Simplify right side
    5,416.56x = 27,203,192.76
  5. Step 5: Solve for x
    x = 27,203,192.76/5,416.56
  6. Step 6: Final answer
    x = 5,022.23

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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.