Home / 6,627.79-9,145.33-3,832.75

Finding the Fourth Proportional to 6,627.79, 9,145.33 and 3,832.75

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Solution

The fourth proportional to 6,627.79, 9,145.33 and 3,832.75 is: 5,288.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,627.79 : 9,145.33 = 3,832.75 : x
  2. Step 2: Convert to fraction form
    6,627.79/9,145.33 = 3,832.75/x
  3. Step 3: Cross multiply
    6,627.79x = 9,145.33 × 3,832.75
  4. Step 4: Simplify right side
    6,627.79x = 35,051,763.56
  5. Step 5: Solve for x
    x = 35,051,763.56/6,627.79
  6. Step 6: Final answer
    x = 5,288.61

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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.