Home / 9,112.52-13,663.36-3,559.36

Finding the Fourth Proportional to 9,112.52, 13,663.36 and 3,559.36

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Solution

The fourth proportional to 9,112.52, 13,663.36 and 3,559.36 is: 5,336.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,112.52 : 13,663.36 = 3,559.36 : x
  2. Step 2: Convert to fraction form
    9,112.52/13,663.36 = 3,559.36/x
  3. Step 3: Cross multiply
    9,112.52x = 13,663.36 × 3,559.36
  4. Step 4: Simplify right side
    9,112.52x = 48,632,817.05
  5. Step 5: Solve for x
    x = 48,632,817.05/9,112.52
  6. Step 6: Final answer
    x = 5,336.92

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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.