Home / 5,412.26-8,111.48-3,070.54

Finding the Fourth Proportional to 5,412.26, 8,111.48 and 3,070.54

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Solution

The fourth proportional to 5,412.26, 8,111.48 and 3,070.54 is: 4,601.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,412.26 : 8,111.48 = 3,070.54 : x
  2. Step 2: Convert to fraction form
    5,412.26/8,111.48 = 3,070.54/x
  3. Step 3: Cross multiply
    5,412.26x = 8,111.48 × 3,070.54
  4. Step 4: Simplify right side
    5,412.26x = 24,906,623.80
  5. Step 5: Solve for x
    x = 24,906,623.80/5,412.26
  6. Step 6: Final answer
    x = 4,601.89

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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.