Home / 5,004.36-6,904.20-3,015.54

Finding the Fourth Proportional to 5,004.36, 6,904.20 and 3,015.54

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Solution

The fourth proportional to 5,004.36, 6,904.20 and 3,015.54 is: 4,160.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,004.36 : 6,904.20 = 3,015.54 : x
  2. Step 2: Convert to fraction form
    5,004.36/6,904.20 = 3,015.54/x
  3. Step 3: Cross multiply
    5,004.36x = 6,904.20 × 3,015.54
  4. Step 4: Simplify right side
    5,004.36x = 20,819,891.27
  5. Step 5: Solve for x
    x = 20,819,891.27/5,004.36
  6. Step 6: Final answer
    x = 4,160.35

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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.