Home / 9,243.06-13,865.76-3,620.02

Finding the Fourth Proportional to 9,243.06, 13,865.76 and 3,620.02

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Solution

The fourth proportional to 9,243.06, 13,865.76 and 3,620.02 is: 5,430.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,243.06 : 13,865.76 = 3,620.02 : x
  2. Step 2: Convert to fraction form
    9,243.06/13,865.76 = 3,620.02/x
  3. Step 3: Cross multiply
    9,243.06x = 13,865.76 × 3,620.02
  4. Step 4: Simplify right side
    9,243.06x = 50,194,328.52
  5. Step 5: Solve for x
    x = 50,194,328.52/9,243.06
  6. Step 6: Final answer
    x = 5,430.49

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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.