Home / 7,430.52-11,147.58-3,723.54

Finding the Fourth Proportional to 7,430.52, 11,147.58 and 3,723.54

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Solution

The fourth proportional to 7,430.52, 11,147.58 and 3,723.54 is: 5,586.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,430.52 : 11,147.58 = 3,723.54 : x
  2. Step 2: Convert to fraction form
    7,430.52/11,147.58 = 3,723.54/x
  3. Step 3: Cross multiply
    7,430.52x = 11,147.58 × 3,723.54
  4. Step 4: Simplify right side
    7,430.52x = 41,508,460.03
  5. Step 5: Solve for x
    x = 41,508,460.03/7,430.52
  6. Step 6: Final answer
    x = 5,586.21

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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.