Home / 11,690.91-17,536.43-2,925.81

Finding the Fourth Proportional to 11,690.91, 17,536.43 and 2,925.81

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Solution

The fourth proportional to 11,690.91, 17,536.43 and 2,925.81 is: 4,388.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,690.91 : 17,536.43 = 2,925.81 : x
  2. Step 2: Convert to fraction form
    11,690.91/17,536.43 = 2,925.81/x
  3. Step 3: Cross multiply
    11,690.91x = 17,536.43 × 2,925.81
  4. Step 4: Simplify right side
    11,690.91x = 51,308,247.63
  5. Step 5: Solve for x
    x = 51,308,247.63/11,690.91
  6. Step 6: Final answer
    x = 4,388.73

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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.