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Finding the Fourth Proportional to 3,670.04, 5,505.05 and 1,204.81

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Solution

The fourth proportional to 3,670.04, 5,505.05 and 1,204.81 is: 1,807.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,670.04 : 5,505.05 = 1,204.81 : x
  2. Step 2: Convert to fraction form
    3,670.04/5,505.05 = 1,204.81/x
  3. Step 3: Cross multiply
    3,670.04x = 5,505.05 × 1,204.81
  4. Step 4: Simplify right side
    3,670.04x = 6,632,528.54
  5. Step 5: Solve for x
    x = 6,632,528.54/3,670.04
  6. Step 6: Final answer
    x = 1,807.21

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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.