Home / 3,247.03-4,867.80-1,300.60

Finding the Fourth Proportional to 3,247.03, 4,867.80 and 1,300.60

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Solution

The fourth proportional to 3,247.03, 4,867.80 and 1,300.60 is: 1,949.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,247.03 : 4,867.80 = 1,300.60 : x
  2. Step 2: Convert to fraction form
    3,247.03/4,867.80 = 1,300.60/x
  3. Step 3: Cross multiply
    3,247.03x = 4,867.80 × 1,300.60
  4. Step 4: Simplify right side
    3,247.03x = 6,331,060.68
  5. Step 5: Solve for x
    x = 6,331,060.68/3,247.03
  6. Step 6: Final answer
    x = 1,949.80

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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.