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Finding the Fourth Proportional to 3,002.22, 4,503.33 and 922.23

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Solution

The fourth proportional to 3,002.22, 4,503.33 and 922.23 is: 1,383.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,002.22 : 4,503.33 = 922.23 : x
  2. Step 2: Convert to fraction form
    3,002.22/4,503.33 = 922.23/x
  3. Step 3: Cross multiply
    3,002.22x = 4,503.33 × 922.23
  4. Step 4: Simplify right side
    3,002.22x = 4,153,106.03
  5. Step 5: Solve for x
    x = 4,153,106.03/3,002.22
  6. Step 6: Final answer
    x = 1,383.35

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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.