Home / 11,003.14-15,176.26-7,224.93

Finding the Fourth Proportional to 11,003.14, 15,176.26 and 7,224.93

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Solution

The fourth proportional to 11,003.14, 15,176.26 and 7,224.93 is: 9,965.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,003.14 : 15,176.26 = 7,224.93 : x
  2. Step 2: Convert to fraction form
    11,003.14/15,176.26 = 7,224.93/x
  3. Step 3: Cross multiply
    11,003.14x = 15,176.26 × 7,224.93
  4. Step 4: Simplify right side
    11,003.14x = 109,647,416.16
  5. Step 5: Solve for x
    x = 109,647,416.16/11,003.14
  6. Step 6: Final answer
    x = 9,965.10

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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.