Home / 5,743.52-8,608.10-3,111.02

Finding the Fourth Proportional to 5,743.52, 8,608.10 and 3,111.02

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Solution

The fourth proportional to 5,743.52, 8,608.10 and 3,111.02 is: 4,662.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,743.52 : 8,608.10 = 3,111.02 : x
  2. Step 2: Convert to fraction form
    5,743.52/8,608.10 = 3,111.02/x
  3. Step 3: Cross multiply
    5,743.52x = 8,608.10 × 3,111.02
  4. Step 4: Simplify right side
    5,743.52x = 26,779,971.26
  5. Step 5: Solve for x
    x = 26,779,971.26/5,743.52
  6. Step 6: Final answer
    x = 4,662.64

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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.