Home / 3,235.73-4,466.75-2,489.40

Finding the Fourth Proportional to 3,235.73, 4,466.75 and 2,489.40

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Solution

The fourth proportional to 3,235.73, 4,466.75 and 2,489.40 is: 3,436.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,235.73 : 4,466.75 = 2,489.40 : x
  2. Step 2: Convert to fraction form
    3,235.73/4,466.75 = 2,489.40/x
  3. Step 3: Cross multiply
    3,235.73x = 4,466.75 × 2,489.40
  4. Step 4: Simplify right side
    3,235.73x = 11,119,515.00
  5. Step 5: Solve for x
    x = 11,119,515.00/3,235.73
  6. Step 6: Final answer
    x = 3,436.48

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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.