Home / 7,429.51-11,144.97-2,092.67

Finding the Fourth Proportional to 7,429.51, 11,144.97 and 2,092.67

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Solution

The fourth proportional to 7,429.51, 11,144.97 and 2,092.67 is: 3,139.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,429.51 : 11,144.97 = 2,092.67 : x
  2. Step 2: Convert to fraction form
    7,429.51/11,144.97 = 2,092.67/x
  3. Step 3: Cross multiply
    7,429.51x = 11,144.97 × 2,092.67
  4. Step 4: Simplify right side
    7,429.51x = 23,322,744.37
  5. Step 5: Solve for x
    x = 23,322,744.37/7,429.51
  6. Step 6: Final answer
    x = 3,139.20

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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.