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Finding the Fourth Proportional to 3,373.04, 5,059.14 and 908.06

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Solution

The fourth proportional to 3,373.04, 5,059.14 and 908.06 is: 1,361.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,373.04 : 5,059.14 = 908.06 : x
  2. Step 2: Convert to fraction form
    3,373.04/5,059.14 = 908.06/x
  3. Step 3: Cross multiply
    3,373.04x = 5,059.14 × 908.06
  4. Step 4: Simplify right side
    3,373.04x = 4,594,002.67
  5. Step 5: Solve for x
    x = 4,594,002.67/3,373.04
  6. Step 6: Final answer
    x = 1,361.98

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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.