Home / 6,121.46-9,182.19-1,738.35

Finding the Fourth Proportional to 6,121.46, 9,182.19 and 1,738.35

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Solution

The fourth proportional to 6,121.46, 9,182.19 and 1,738.35 is: 2,607.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,121.46 : 9,182.19 = 1,738.35 : x
  2. Step 2: Convert to fraction form
    6,121.46/9,182.19 = 1,738.35/x
  3. Step 3: Cross multiply
    6,121.46x = 9,182.19 × 1,738.35
  4. Step 4: Simplify right side
    6,121.46x = 15,961,859.99
  5. Step 5: Solve for x
    x = 15,961,859.99/6,121.46
  6. Step 6: Final answer
    x = 2,607.53

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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.