Home / 3,437.24-4,743.20-1,945.41

Finding the Fourth Proportional to 3,437.24, 4,743.20 and 1,945.41

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Solution

The fourth proportional to 3,437.24, 4,743.20 and 1,945.41 is: 2,684.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,437.24 : 4,743.20 = 1,945.41 : x
  2. Step 2: Convert to fraction form
    3,437.24/4,743.20 = 1,945.41/x
  3. Step 3: Cross multiply
    3,437.24x = 4,743.20 × 1,945.41
  4. Step 4: Simplify right side
    3,437.24x = 9,227,458.98
  5. Step 5: Solve for x
    x = 9,227,458.98/3,437.24
  6. Step 6: Final answer
    x = 2,684.56

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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.