Home / 11,904.11-16,424.83-7,426.23

Finding the Fourth Proportional to 11,904.11, 16,424.83 and 7,426.23

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Solution

The fourth proportional to 11,904.11, 16,424.83 and 7,426.23 is: 10,246.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,904.11 : 16,424.83 = 7,426.23 : x
  2. Step 2: Convert to fraction form
    11,904.11/16,424.83 = 7,426.23/x
  3. Step 3: Cross multiply
    11,904.11x = 16,424.83 × 7,426.23
  4. Step 4: Simplify right side
    11,904.11x = 121,974,563.60
  5. Step 5: Solve for x
    x = 121,974,563.60/11,904.11
  6. Step 6: Final answer
    x = 10,246.42

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1.5x scale

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.