Home / 3,084.40-4,622.70-1,327.33

Finding the Fourth Proportional to 3,084.40, 4,622.70 and 1,327.33

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Solution

The fourth proportional to 3,084.40, 4,622.70 and 1,327.33 is: 1,989.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,084.40 : 4,622.70 = 1,327.33 : x
  2. Step 2: Convert to fraction form
    3,084.40/4,622.70 = 1,327.33/x
  3. Step 3: Cross multiply
    3,084.40x = 4,622.70 × 1,327.33
  4. Step 4: Simplify right side
    3,084.40x = 6,135,848.39
  5. Step 5: Solve for x
    x = 6,135,848.39/3,084.40
  6. Step 6: Final answer
    x = 1,989.32

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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.