Home / 7,231.83-10,840.33-4,105.23

Finding the Fourth Proportional to 7,231.83, 10,840.33 and 4,105.23

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Solution

The fourth proportional to 7,231.83, 10,840.33 and 4,105.23 is: 6,153.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,231.83 : 10,840.33 = 4,105.23 : x
  2. Step 2: Convert to fraction form
    7,231.83/10,840.33 = 4,105.23/x
  3. Step 3: Cross multiply
    7,231.83x = 10,840.33 × 4,105.23
  4. Step 4: Simplify right side
    7,231.83x = 44,502,047.93
  5. Step 5: Solve for x
    x = 44,502,047.93/7,231.83
  6. Step 6: Final answer
    x = 6,153.64

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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.