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Finding the Fourth Proportional to 10,300.10, 15,448.43 and 3,729.38

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Solution

The fourth proportional to 10,300.10, 15,448.43 and 3,729.38 is: 5,593.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,300.10 : 15,448.43 = 3,729.38 : x
  2. Step 2: Convert to fraction form
    10,300.10/15,448.43 = 3,729.38/x
  3. Step 3: Cross multiply
    10,300.10x = 15,448.43 × 3,729.38
  4. Step 4: Simplify right side
    10,300.10x = 57,613,065.87
  5. Step 5: Solve for x
    x = 57,613,065.87/10,300.10
  6. Step 6: Final answer
    x = 5,593.45

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.