Home / 5,629.33-8,445.46-3,291.33

Finding the Fourth Proportional to 5,629.33, 8,445.46 and 3,291.33

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Solution

The fourth proportional to 5,629.33, 8,445.46 and 3,291.33 is: 4,937.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,629.33 : 8,445.46 = 3,291.33 : x
  2. Step 2: Convert to fraction form
    5,629.33/8,445.46 = 3,291.33/x
  3. Step 3: Cross multiply
    5,629.33x = 8,445.46 × 3,291.33
  4. Step 4: Simplify right side
    5,629.33x = 27,796,795.86
  5. Step 5: Solve for x
    x = 27,796,795.86/5,629.33
  6. Step 6: Final answer
    x = 4,937.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.