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Finding the Fourth Proportional to 3,048.63, 4,572.04 and 1,293.61

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Solution

The fourth proportional to 3,048.63, 4,572.04 and 1,293.61 is: 1,940.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,048.63 : 4,572.04 = 1,293.61 : x
  2. Step 2: Convert to fraction form
    3,048.63/4,572.04 = 1,293.61/x
  3. Step 3: Cross multiply
    3,048.63x = 4,572.04 × 1,293.61
  4. Step 4: Simplify right side
    3,048.63x = 5,914,430.20
  5. Step 5: Solve for x
    x = 5,914,430.20/3,048.63
  6. Step 6: Final answer
    x = 1,940.03

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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.