Home / 4,929.72-7,393.26-1,968.03

Finding the Fourth Proportional to 4,929.72, 7,393.26 and 1,968.03

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Solution

The fourth proportional to 4,929.72, 7,393.26 and 1,968.03 is: 2,951.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,929.72 : 7,393.26 = 1,968.03 : x
  2. Step 2: Convert to fraction form
    4,929.72/7,393.26 = 1,968.03/x
  3. Step 3: Cross multiply
    4,929.72x = 7,393.26 × 1,968.03
  4. Step 4: Simplify right side
    4,929.72x = 14,550,157.48
  5. Step 5: Solve for x
    x = 14,550,157.48/4,929.72
  6. Step 6: Final answer
    x = 2,951.52

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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.