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Finding the Fourth Proportional to 3,703.52, 5,556.20 and 3,399.77

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Solution

The fourth proportional to 3,703.52, 5,556.20 and 3,399.77 is: 5,100.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,703.52 : 5,556.20 = 3,399.77 : x
  2. Step 2: Convert to fraction form
    3,703.52/5,556.20 = 3,399.77/x
  3. Step 3: Cross multiply
    3,703.52x = 5,556.20 × 3,399.77
  4. Step 4: Simplify right side
    3,703.52x = 18,889,798.97
  5. Step 5: Solve for x
    x = 18,889,798.97/3,703.52
  6. Step 6: Final answer
    x = 5,100.50

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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.