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Finding the Fourth Proportional to 2,333.64, 3,500.42 and 1,100.39

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Solution

The fourth proportional to 2,333.64, 3,500.42 and 1,100.39 is: 1,650.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,333.64 : 3,500.42 = 1,100.39 : x
  2. Step 2: Convert to fraction form
    2,333.64/3,500.42 = 1,100.39/x
  3. Step 3: Cross multiply
    2,333.64x = 3,500.42 × 1,100.39
  4. Step 4: Simplify right side
    2,333.64x = 3,851,804.16
  5. Step 5: Solve for x
    x = 3,851,804.16/2,333.64
  6. Step 6: Final answer
    x = 1,650.55

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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.