Home / 6,121.75-9,182.67-1,504.75

Finding the Fourth Proportional to 6,121.75, 9,182.67 and 1,504.75

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Solution

The fourth proportional to 6,121.75, 9,182.67 and 1,504.75 is: 2,257.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,121.75 : 9,182.67 = 1,504.75 : x
  2. Step 2: Convert to fraction form
    6,121.75/9,182.67 = 1,504.75/x
  3. Step 3: Cross multiply
    6,121.75x = 9,182.67 × 1,504.75
  4. Step 4: Simplify right side
    6,121.75x = 13,817,622.68
  5. Step 5: Solve for x
    x = 13,817,622.68/6,121.75
  6. Step 6: Final answer
    x = 2,257.14

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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.