Home / 5,004.70-6,906.48-3,015.34

Finding the Fourth Proportional to 5,004.70, 6,906.48 and 3,015.34

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Solution

The fourth proportional to 5,004.70, 6,906.48 and 3,015.34 is: 4,161.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,004.70 : 6,906.48 = 3,015.34 : x
  2. Step 2: Convert to fraction form
    5,004.70/6,906.48 = 3,015.34/x
  3. Step 3: Cross multiply
    5,004.70x = 6,906.48 × 3,015.34
  4. Step 4: Simplify right side
    5,004.70x = 20,825,350.87
  5. Step 5: Solve for x
    x = 20,825,350.87/5,004.70
  6. Step 6: Final answer
    x = 4,161.16

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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.