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Finding the Fourth Proportional to 10,637.28, 15,945.03 and 4,797.99

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Solution

The fourth proportional to 10,637.28, 15,945.03 and 4,797.99 is: 7,192.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,637.28 : 15,945.03 = 4,797.99 : x
  2. Step 2: Convert to fraction form
    10,637.28/15,945.03 = 4,797.99/x
  3. Step 3: Cross multiply
    10,637.28x = 15,945.03 × 4,797.99
  4. Step 4: Simplify right side
    10,637.28x = 76,504,094.49
  5. Step 5: Solve for x
    x = 76,504,094.49/10,637.28
  6. Step 6: Final answer
    x = 7,192.07

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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.