Home / 3,923.28-5,880.60-1,324.26

Finding the Fourth Proportional to 3,923.28, 5,880.60 and 1,324.26

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Solution

The fourth proportional to 3,923.28, 5,880.60 and 1,324.26 is: 1,984.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,923.28 : 5,880.60 = 1,324.26 : x
  2. Step 2: Convert to fraction form
    3,923.28/5,880.60 = 1,324.26/x
  3. Step 3: Cross multiply
    3,923.28x = 5,880.60 × 1,324.26
  4. Step 4: Simplify right side
    3,923.28x = 7,787,443.36
  5. Step 5: Solve for x
    x = 7,787,443.36/3,923.28
  6. Step 6: Final answer
    x = 1,984.93

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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.