Home / 11,462.73-15,818.56-6,426.94

Finding the Fourth Proportional to 11,462.73, 15,818.56 and 6,426.94

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Solution

The fourth proportional to 11,462.73, 15,818.56 and 6,426.94 is: 8,869.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,462.73 : 15,818.56 = 6,426.94 : x
  2. Step 2: Convert to fraction form
    11,462.73/15,818.56 = 6,426.94/x
  3. Step 3: Cross multiply
    11,462.73x = 15,818.56 × 6,426.94
  4. Step 4: Simplify right side
    11,462.73x = 101,664,936.01
  5. Step 5: Solve for x
    x = 101,664,936.01/11,462.73
  6. Step 6: Final answer
    x = 8,869.17

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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.