Home / 3,556.09-5,332.58-1,889.85

Finding the Fourth Proportional to 3,556.09, 5,332.58 and 1,889.85

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Solution

The fourth proportional to 3,556.09, 5,332.58 and 1,889.85 is: 2,833.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,556.09 : 5,332.58 = 1,889.85 : x
  2. Step 2: Convert to fraction form
    3,556.09/5,332.58 = 1,889.85/x
  3. Step 3: Cross multiply
    3,556.09x = 5,332.58 × 1,889.85
  4. Step 4: Simplify right side
    3,556.09x = 10,077,766.86
  5. Step 5: Solve for x
    x = 10,077,766.86/3,556.09
  6. Step 6: Final answer
    x = 2,833.95

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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.