Home / 9,230.44-12,738.30-5,251.81

Finding the Fourth Proportional to 9,230.44, 12,738.30 and 5,251.81

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Solution

The fourth proportional to 9,230.44, 12,738.30 and 5,251.81 is: 7,247.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,230.44 : 12,738.30 = 5,251.81 : x
  2. Step 2: Convert to fraction form
    9,230.44/12,738.30 = 5,251.81/x
  3. Step 3: Cross multiply
    9,230.44x = 12,738.30 × 5,251.81
  4. Step 4: Simplify right side
    9,230.44x = 66,899,099.48
  5. Step 5: Solve for x
    x = 66,899,099.48/9,230.44
  6. Step 6: Final answer
    x = 7,247.66

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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.