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Finding the Fourth Proportional to 9,998.33, 14,974.14 and 7,904.27

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Solution

The fourth proportional to 9,998.33, 14,974.14 and 7,904.27 is: 11,837.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,998.33 : 14,974.14 = 7,904.27 : x
  2. Step 2: Convert to fraction form
    9,998.33/14,974.14 = 7,904.27/x
  3. Step 3: Cross multiply
    9,998.33x = 14,974.14 × 7,904.27
  4. Step 4: Simplify right side
    9,998.33x = 118,359,645.58
  5. Step 5: Solve for x
    x = 118,359,645.58/9,998.33
  6. Step 6: Final answer
    x = 11,837.94

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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.