Home / 3,437.11-4,743.30-1,945.09

Finding the Fourth Proportional to 3,437.11, 4,743.30 and 1,945.09

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Solution

The fourth proportional to 3,437.11, 4,743.30 and 1,945.09 is: 2,684.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,437.11 : 4,743.30 = 1,945.09 : x
  2. Step 2: Convert to fraction form
    3,437.11/4,743.30 = 1,945.09/x
  3. Step 3: Cross multiply
    3,437.11x = 4,743.30 × 1,945.09
  4. Step 4: Simplify right side
    3,437.11x = 9,226,145.40
  5. Step 5: Solve for x
    x = 9,226,145.40/3,437.11
  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.