Home / 7,277.24-10,910.70-3,575.54

Finding the Fourth Proportional to 7,277.24, 10,910.70 and 3,575.54

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Solution

The fourth proportional to 7,277.24, 10,910.70 and 3,575.54 is: 5,360.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,277.24 : 10,910.70 = 3,575.54 : x
  2. Step 2: Convert to fraction form
    7,277.24/10,910.70 = 3,575.54/x
  3. Step 3: Cross multiply
    7,277.24x = 10,910.70 × 3,575.54
  4. Step 4: Simplify right side
    7,277.24x = 39,011,671.55
  5. Step 5: Solve for x
    x = 39,011,671.55/7,277.24
  6. Step 6: Final answer
    x = 5,360.78

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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.