Home / 3,436.96-4,743.24-1,945.03

Finding the Fourth Proportional to 3,436.96, 4,743.24 and 1,945.03

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Solution

The fourth proportional to 3,436.96, 4,743.24 and 1,945.03 is: 2,684.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,436.96 : 4,743.24 = 1,945.03 : x
  2. Step 2: Convert to fraction form
    3,436.96/4,743.24 = 1,945.03/x
  3. Step 3: Cross multiply
    3,436.96x = 4,743.24 × 1,945.03
  4. Step 4: Simplify right side
    3,436.96x = 9,225,744.10
  5. Step 5: Solve for x
    x = 9,225,744.10/3,436.96
  6. Step 6: Final answer
    x = 2,684.27

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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.