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Finding the Fourth Proportional to 9,273.47, 13,912.47 and 2,699.72

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Solution

The fourth proportional to 9,273.47, 13,912.47 and 2,699.72 is: 4,050.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,273.47 : 13,912.47 = 2,699.72 : x
  2. Step 2: Convert to fraction form
    9,273.47/13,912.47 = 2,699.72/x
  3. Step 3: Cross multiply
    9,273.47x = 13,912.47 × 2,699.72
  4. Step 4: Simplify right side
    9,273.47x = 37,559,703.95
  5. Step 5: Solve for x
    x = 37,559,703.95/9,273.47
  6. Step 6: Final answer
    x = 4,050.23

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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.