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Finding the Fourth Proportional to 2,333.40, 3,500.10 and 2,002.20

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Solution

The fourth proportional to 2,333.40, 3,500.10 and 2,002.20 is: 3,003.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,333.40 : 3,500.10 = 2,002.20 : x
  2. Step 2: Convert to fraction form
    2,333.40/3,500.10 = 2,002.20/x
  3. Step 3: Cross multiply
    2,333.40x = 3,500.10 × 2,002.20
  4. Step 4: Simplify right side
    2,333.40x = 7,007,900.22
  5. Step 5: Solve for x
    x = 7,007,900.22/2,333.40
  6. Step 6: Final answer
    x = 3,003.30

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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.