Home / 10,434.22-15,651.16-2,536.81

Finding the Fourth Proportional to 10,434.22, 15,651.16 and 2,536.81

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Solution

The fourth proportional to 10,434.22, 15,651.16 and 2,536.81 is: 3,805.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,434.22 : 15,651.16 = 2,536.81 : x
  2. Step 2: Convert to fraction form
    10,434.22/15,651.16 = 2,536.81/x
  3. Step 3: Cross multiply
    10,434.22x = 15,651.16 × 2,536.81
  4. Step 4: Simplify right side
    10,434.22x = 39,703,973.73
  5. Step 5: Solve for x
    x = 39,703,973.73/10,434.22
  6. Step 6: Final answer
    x = 3,805.17

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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.