Home / 5,921.54-8,171.52-3,563.23

Finding the Fourth Proportional to 5,921.54, 8,171.52 and 3,563.23

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Solution

The fourth proportional to 5,921.54, 8,171.52 and 3,563.23 is: 4,917.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,921.54 : 8,171.52 = 3,563.23 : x
  2. Step 2: Convert to fraction form
    5,921.54/8,171.52 = 3,563.23/x
  3. Step 3: Cross multiply
    5,921.54x = 8,171.52 × 3,563.23
  4. Step 4: Simplify right side
    5,921.54x = 29,117,005.21
  5. Step 5: Solve for x
    x = 29,117,005.21/5,921.54
  6. Step 6: Final answer
    x = 4,917.13

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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.