Home / 9,440.28-14,162.13-3,890.54

Finding the Fourth Proportional to 9,440.28, 14,162.13 and 3,890.54

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Solution

The fourth proportional to 9,440.28, 14,162.13 and 3,890.54 is: 5,836.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,440.28 : 14,162.13 = 3,890.54 : x
  2. Step 2: Convert to fraction form
    9,440.28/14,162.13 = 3,890.54/x
  3. Step 3: Cross multiply
    9,440.28x = 14,162.13 × 3,890.54
  4. Step 4: Simplify right side
    9,440.28x = 55,098,262.44
  5. Step 5: Solve for x
    x = 55,098,262.44/9,440.28
  6. Step 6: Final answer
    x = 5,836.51

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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.