Home / 10,465.78-14,438.58-6,687.97

Finding the Fourth Proportional to 10,465.78, 14,438.58 and 6,687.97

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Solution

The fourth proportional to 10,465.78, 14,438.58 and 6,687.97 is: 9,226.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,465.78 : 14,438.58 = 6,687.97 : x
  2. Step 2: Convert to fraction form
    10,465.78/14,438.58 = 6,687.97/x
  3. Step 3: Cross multiply
    10,465.78x = 14,438.58 × 6,687.97
  4. Step 4: Simplify right side
    10,465.78x = 96,564,789.88
  5. Step 5: Solve for x
    x = 96,564,789.88/10,465.78
  6. Step 6: Final answer
    x = 9,226.72

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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.