Home / 3,434.25-4,738.73-1,941.69

Finding the Fourth Proportional to 3,434.25, 4,738.73 and 1,941.69

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Solution

The fourth proportional to 3,434.25, 4,738.73 and 1,941.69 is: 2,679.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,434.25 : 4,738.73 = 1,941.69 : x
  2. Step 2: Convert to fraction form
    3,434.25/4,738.73 = 1,941.69/x
  3. Step 3: Cross multiply
    3,434.25x = 4,738.73 × 1,941.69
  4. Step 4: Simplify right side
    3,434.25x = 9,201,134.95
  5. Step 5: Solve for x
    x = 9,201,134.95/3,434.25
  6. Step 6: Final answer
    x = 2,679.23

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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.