Home / 11,225.11-15,496.97-7,453.43

Finding the Fourth Proportional to 11,225.11, 15,496.97 and 7,453.43

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Solution

The fourth proportional to 11,225.11, 15,496.97 and 7,453.43 is: 10,289.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,225.11 : 15,496.97 = 7,453.43 : x
  2. Step 2: Convert to fraction form
    11,225.11/15,496.97 = 7,453.43/x
  3. Step 3: Cross multiply
    11,225.11x = 15,496.97 × 7,453.43
  4. Step 4: Simplify right side
    11,225.11x = 115,505,522.81
  5. Step 5: Solve for x
    x = 115,505,522.81/11,225.11
  6. Step 6: Final answer
    x = 10,289.93

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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.