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Finding the Fourth Proportional to 3,740.69, 5,611.03 and 1,004.69

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Solution

The fourth proportional to 3,740.69, 5,611.03 and 1,004.69 is: 1,507.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,740.69 : 5,611.03 = 1,004.69 : x
  2. Step 2: Convert to fraction form
    3,740.69/5,611.03 = 1,004.69/x
  3. Step 3: Cross multiply
    3,740.69x = 5,611.03 × 1,004.69
  4. Step 4: Simplify right side
    3,740.69x = 5,637,345.73
  5. Step 5: Solve for x
    x = 5,637,345.73/3,740.69
  6. Step 6: Final answer
    x = 1,507.03

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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.