Home / 5,523.55-7,622.50-3,005.66

Finding the Fourth Proportional to 5,523.55, 7,622.50 and 3,005.66

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Solution

The fourth proportional to 5,523.55, 7,622.50 and 3,005.66 is: 4,147.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,523.55 : 7,622.50 = 3,005.66 : x
  2. Step 2: Convert to fraction form
    5,523.55/7,622.50 = 3,005.66/x
  3. Step 3: Cross multiply
    5,523.55x = 7,622.50 × 3,005.66
  4. Step 4: Simplify right side
    5,523.55x = 22,910,643.35
  5. Step 5: Solve for x
    x = 22,910,643.35/5,523.55
  6. Step 6: Final answer
    x = 4,147.81

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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.