Home / 7,427.35-11,133.24-2,744.37

Finding the Fourth Proportional to 7,427.35, 11,133.24 and 2,744.37

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Solution

The fourth proportional to 7,427.35, 11,133.24 and 2,744.37 is: 4,113.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,427.35 : 11,133.24 = 2,744.37 : x
  2. Step 2: Convert to fraction form
    7,427.35/11,133.24 = 2,744.37/x
  3. Step 3: Cross multiply
    7,427.35x = 11,133.24 × 2,744.37
  4. Step 4: Simplify right side
    7,427.35x = 30,553,729.86
  5. Step 5: Solve for x
    x = 30,553,729.86/7,427.35
  6. Step 6: Final answer
    x = 4,113.68

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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.