Home / 4,102.00-6,153.98-1,328.68

Finding the Fourth Proportional to 4,102.00, 6,153.98 and 1,328.68

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Solution

The fourth proportional to 4,102.00, 6,153.98 and 1,328.68 is: 1,993.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,102.00 : 6,153.98 = 1,328.68 : x
  2. Step 2: Convert to fraction form
    4,102.00/6,153.98 = 1,328.68/x
  3. Step 3: Cross multiply
    4,102.00x = 6,153.98 × 1,328.68
  4. Step 4: Simplify right side
    4,102.00x = 8,176,632.73
  5. Step 5: Solve for x
    x = 8,176,632.73/4,102.00
  6. Step 6: Final answer
    x = 1,993.33

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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.