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Finding the Fourth Proportional to 3,048.72, 4,573.08 and 1,584.86

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Solution

The fourth proportional to 3,048.72, 4,573.08 and 1,584.86 is: 2,377.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,048.72 : 4,573.08 = 1,584.86 : x
  2. Step 2: Convert to fraction form
    3,048.72/4,573.08 = 1,584.86/x
  3. Step 3: Cross multiply
    3,048.72x = 4,573.08 × 1,584.86
  4. Step 4: Simplify right side
    3,048.72x = 7,247,668.70
  5. Step 5: Solve for x
    x = 7,247,668.70/3,048.72
  6. Step 6: Final answer
    x = 2,377.28

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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.