Home / 9,039.54-13,556.87-3,491.85

Finding the Fourth Proportional to 9,039.54, 13,556.87 and 3,491.85

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Solution

The fourth proportional to 9,039.54, 13,556.87 and 3,491.85 is: 5,236.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,039.54 : 13,556.87 = 3,491.85 : x
  2. Step 2: Convert to fraction form
    9,039.54/13,556.87 = 3,491.85/x
  3. Step 3: Cross multiply
    9,039.54x = 13,556.87 × 3,491.85
  4. Step 4: Simplify right side
    9,039.54x = 47,338,556.51
  5. Step 5: Solve for x
    x = 47,338,556.51/9,039.54
  6. Step 6: Final answer
    x = 5,236.83

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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.