Home / 2,448.74-3,379.57-1,517.38

Finding the Fourth Proportional to 2,448.74, 3,379.57 and 1,517.38

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Solution

The fourth proportional to 2,448.74, 3,379.57 and 1,517.38 is: 2,094.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,448.74 : 3,379.57 = 1,517.38 : x
  2. Step 2: Convert to fraction form
    2,448.74/3,379.57 = 1,517.38/x
  3. Step 3: Cross multiply
    2,448.74x = 3,379.57 × 1,517.38
  4. Step 4: Simplify right side
    2,448.74x = 5,128,091.93
  5. Step 5: Solve for x
    x = 5,128,091.93/2,448.74
  6. Step 6: Final answer
    x = 2,094.18

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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.