Home / 4,888.45-7,328.08-3,481.48

Finding the Fourth Proportional to 4,888.45, 7,328.08 and 3,481.48

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Solution

The fourth proportional to 4,888.45, 7,328.08 and 3,481.48 is: 5,218.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,888.45 : 7,328.08 = 3,481.48 : x
  2. Step 2: Convert to fraction form
    4,888.45/7,328.08 = 3,481.48/x
  3. Step 3: Cross multiply
    4,888.45x = 7,328.08 × 3,481.48
  4. Step 4: Simplify right side
    4,888.45x = 25,512,563.96
  5. Step 5: Solve for x
    x = 25,512,563.96/4,888.45
  6. Step 6: Final answer
    x = 5,218.95

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1.5x scale

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.