Home / 8,009.54-12,017.42-3,328.35

Finding the Fourth Proportional to 8,009.54, 12,017.42 and 3,328.35

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Solution

The fourth proportional to 8,009.54, 12,017.42 and 3,328.35 is: 4,993.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,009.54 : 12,017.42 = 3,328.35 : x
  2. Step 2: Convert to fraction form
    8,009.54/12,017.42 = 3,328.35/x
  3. Step 3: Cross multiply
    8,009.54x = 12,017.42 × 3,328.35
  4. Step 4: Simplify right side
    8,009.54x = 39,998,163.22
  5. Step 5: Solve for x
    x = 39,998,163.22/8,009.54
  6. Step 6: Final answer
    x = 4,993.82

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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.