Home / 7,580.99-11,364.71-3,629.81

Finding the Fourth Proportional to 7,580.99, 11,364.71 and 3,629.81

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Solution

The fourth proportional to 7,580.99, 11,364.71 and 3,629.81 is: 5,441.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,580.99 : 11,364.71 = 3,629.81 : x
  2. Step 2: Convert to fraction form
    7,580.99/11,364.71 = 3,629.81/x
  3. Step 3: Cross multiply
    7,580.99x = 11,364.71 × 3,629.81
  4. Step 4: Simplify right side
    7,580.99x = 41,251,748.27
  5. Step 5: Solve for x
    x = 41,251,748.27/7,580.99
  6. Step 6: Final answer
    x = 5,441.47

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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.