Home / 6,125.28-8,450.46-3,763.32

Finding the Fourth Proportional to 6,125.28, 8,450.46 and 3,763.32

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Solution

The fourth proportional to 6,125.28, 8,450.46 and 3,763.32 is: 5,191.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,125.28 : 8,450.46 = 3,763.32 : x
  2. Step 2: Convert to fraction form
    6,125.28/8,450.46 = 3,763.32/x
  3. Step 3: Cross multiply
    6,125.28x = 8,450.46 × 3,763.32
  4. Step 4: Simplify right side
    6,125.28x = 31,801,785.13
  5. Step 5: Solve for x
    x = 31,801,785.13/6,125.28
  6. Step 6: Final answer
    x = 5,191.89

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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.