Home / 2,450.07-3,379.71-1,455.18

Finding the Fourth Proportional to 2,450.07, 3,379.71 and 1,455.18

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Solution

The fourth proportional to 2,450.07, 3,379.71 and 1,455.18 is: 2,007.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,450.07 : 3,379.71 = 1,455.18 : x
  2. Step 2: Convert to fraction form
    2,450.07/3,379.71 = 1,455.18/x
  3. Step 3: Cross multiply
    2,450.07x = 3,379.71 × 1,455.18
  4. Step 4: Simplify right side
    2,450.07x = 4,918,086.40
  5. Step 5: Solve for x
    x = 4,918,086.40/2,450.07
  6. Step 6: Final answer
    x = 2,007.32

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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.