Home / 7,288.24-10,933.80-4,687.60

Finding the Fourth Proportional to 7,288.24, 10,933.80 and 4,687.60

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Solution

The fourth proportional to 7,288.24, 10,933.80 and 4,687.60 is: 7,032.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,288.24 : 10,933.80 = 4,687.60 : x
  2. Step 2: Convert to fraction form
    7,288.24/10,933.80 = 4,687.60/x
  3. Step 3: Cross multiply
    7,288.24x = 10,933.80 × 4,687.60
  4. Step 4: Simplify right side
    7,288.24x = 51,253,280.88
  5. Step 5: Solve for x
    x = 51,253,280.88/7,288.24
  6. Step 6: Final answer
    x = 7,032.33

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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.