Home / 6,975.36-10,471.68-3,081.60

Finding the Fourth Proportional to 6,975.36, 10,471.68 and 3,081.60

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Solution

The fourth proportional to 6,975.36, 10,471.68 and 3,081.60 is: 4,626.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,975.36 : 10,471.68 = 3,081.60 : x
  2. Step 2: Convert to fraction form
    6,975.36/10,471.68 = 3,081.60/x
  3. Step 3: Cross multiply
    6,975.36x = 10,471.68 × 3,081.60
  4. Step 4: Simplify right side
    6,975.36x = 32,269,529.09
  5. Step 5: Solve for x
    x = 32,269,529.09/6,975.36
  6. Step 6: Final answer
    x = 4,626.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.