Home / 9,490.16-14,231.63-3,789.38

Finding the Fourth Proportional to 9,490.16, 14,231.63 and 3,789.38

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Solution

The fourth proportional to 9,490.16, 14,231.63 and 3,789.38 is: 5,682.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,490.16 : 14,231.63 = 3,789.38 : x
  2. Step 2: Convert to fraction form
    9,490.16/14,231.63 = 3,789.38/x
  3. Step 3: Cross multiply
    9,490.16x = 14,231.63 × 3,789.38
  4. Step 4: Simplify right side
    9,490.16x = 53,929,099.14
  5. Step 5: Solve for x
    x = 53,929,099.14/9,490.16
  6. Step 6: Final answer
    x = 5,682.63

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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.