Home / 4,434.40-6,120.75-3,108.43

Finding the Fourth Proportional to 4,434.40, 6,120.75 and 3,108.43

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Solution

The fourth proportional to 4,434.40, 6,120.75 and 3,108.43 is: 4,290.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,434.40 : 6,120.75 = 3,108.43 : x
  2. Step 2: Convert to fraction form
    4,434.40/6,120.75 = 3,108.43/x
  3. Step 3: Cross multiply
    4,434.40x = 6,120.75 × 3,108.43
  4. Step 4: Simplify right side
    4,434.40x = 19,025,922.92
  5. Step 5: Solve for x
    x = 19,025,922.92/4,434.40
  6. Step 6: Final answer
    x = 4,290.53

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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.