Home / 4,029.95-5,556.60-3,399.37

Finding the Fourth Proportional to 4,029.95, 5,556.60 and 3,399.37

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Solution

The fourth proportional to 4,029.95, 5,556.60 and 3,399.37 is: 4,687.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,029.95 : 5,556.60 = 3,399.37 : x
  2. Step 2: Convert to fraction form
    4,029.95/5,556.60 = 3,399.37/x
  3. Step 3: Cross multiply
    4,029.95x = 5,556.60 × 3,399.37
  4. Step 4: Simplify right side
    4,029.95x = 18,888,925.45
  5. Step 5: Solve for x
    x = 18,888,925.45/4,029.95
  6. Step 6: Final answer
    x = 4,687.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.