Home / 5,650.11-7,794.53-3,661.31

Finding the Fourth Proportional to 5,650.11, 7,794.53 and 3,661.31

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Solution

The fourth proportional to 5,650.11, 7,794.53 and 3,661.31 is: 5,050.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,650.11 : 7,794.53 = 3,661.31 : x
  2. Step 2: Convert to fraction form
    5,650.11/7,794.53 = 3,661.31/x
  3. Step 3: Cross multiply
    5,650.11x = 7,794.53 × 3,661.31
  4. Step 4: Simplify right side
    5,650.11x = 28,538,133.36
  5. Step 5: Solve for x
    x = 28,538,133.36/5,650.11
  6. Step 6: Final answer
    x = 5,050.90

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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.