Home / 7,224.36-10,834.26-3,759.72

Finding the Fourth Proportional to 7,224.36, 10,834.26 and 3,759.72

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Solution

The fourth proportional to 7,224.36, 10,834.26 and 3,759.72 is: 5,638.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,224.36 : 10,834.26 = 3,759.72 : x
  2. Step 2: Convert to fraction form
    7,224.36/10,834.26 = 3,759.72/x
  3. Step 3: Cross multiply
    7,224.36x = 10,834.26 × 3,759.72
  4. Step 4: Simplify right side
    7,224.36x = 40,733,784.01
  5. Step 5: Solve for x
    x = 40,733,784.01/7,224.36
  6. Step 6: Final answer
    x = 5,638.39

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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.