Home / 2,333.39-3,220.07-1,285.44

Finding the Fourth Proportional to 2,333.39, 3,220.07 and 1,285.44

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Solution

The fourth proportional to 2,333.39, 3,220.07 and 1,285.44 is: 1,773.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,333.39 : 3,220.07 = 1,285.44 : x
  2. Step 2: Convert to fraction form
    2,333.39/3,220.07 = 1,285.44/x
  3. Step 3: Cross multiply
    2,333.39x = 3,220.07 × 1,285.44
  4. Step 4: Simplify right side
    2,333.39x = 4,139,200.35
  5. Step 5: Solve for x
    x = 4,139,200.35/2,333.39
  6. Step 6: Final answer
    x = 1,773.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.