Home / 7,288.47-10,933.60-2,608.98

Finding the Fourth Proportional to 7,288.47, 10,933.60 and 2,608.98

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Solution

The fourth proportional to 7,288.47, 10,933.60 and 2,608.98 is: 3,913.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,288.47 : 10,933.60 = 2,608.98 : x
  2. Step 2: Convert to fraction form
    7,288.47/10,933.60 = 2,608.98/x
  3. Step 3: Cross multiply
    7,288.47x = 10,933.60 × 2,608.98
  4. Step 4: Simplify right side
    7,288.47x = 28,525,505.99
  5. Step 5: Solve for x
    x = 28,525,505.99/7,288.47
  6. Step 6: Final answer
    x = 3,913.78

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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.