Home / 5,084.45-7,015.74-2,846.42

Finding the Fourth Proportional to 5,084.45, 7,015.74 and 2,846.42

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Solution

The fourth proportional to 5,084.45, 7,015.74 and 2,846.42 is: 3,927.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,084.45 : 7,015.74 = 2,846.42 : x
  2. Step 2: Convert to fraction form
    5,084.45/7,015.74 = 2,846.42/x
  3. Step 3: Cross multiply
    5,084.45x = 7,015.74 × 2,846.42
  4. Step 4: Simplify right side
    5,084.45x = 19,969,770.68
  5. Step 5: Solve for x
    x = 19,969,770.68/5,084.45
  6. Step 6: Final answer
    x = 3,927.61

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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.