Home / 4,446.75-6,139.34-2,770.61

Finding the Fourth Proportional to 4,446.75, 6,139.34 and 2,770.61

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Solution

The fourth proportional to 4,446.75, 6,139.34 and 2,770.61 is: 3,825.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,446.75 : 6,139.34 = 2,770.61 : x
  2. Step 2: Convert to fraction form
    4,446.75/6,139.34 = 2,770.61/x
  3. Step 3: Cross multiply
    4,446.75x = 6,139.34 × 2,770.61
  4. Step 4: Simplify right side
    4,446.75x = 17,009,698.22
  5. Step 5: Solve for x
    x = 17,009,698.22/4,446.75
  6. Step 6: Final answer
    x = 3,825.20

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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.