Home / 4,906.81-7,358.19-1,984.33

Finding the Fourth Proportional to 4,906.81, 7,358.19 and 1,984.33

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Solution

The fourth proportional to 4,906.81, 7,358.19 and 1,984.33 is: 2,975.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,906.81 : 7,358.19 = 1,984.33 : x
  2. Step 2: Convert to fraction form
    4,906.81/7,358.19 = 1,984.33/x
  3. Step 3: Cross multiply
    4,906.81x = 7,358.19 × 1,984.33
  4. Step 4: Simplify right side
    4,906.81x = 14,601,077.16
  5. Step 5: Solve for x
    x = 14,601,077.16/4,906.81
  6. Step 6: Final answer
    x = 2,975.68

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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.