Home / 2,475.38-3,415.94-1,480.07

Finding the Fourth Proportional to 2,475.38, 3,415.94 and 1,480.07

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Solution

The fourth proportional to 2,475.38, 3,415.94 and 1,480.07 is: 2,042.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,475.38 : 3,415.94 = 1,480.07 : x
  2. Step 2: Convert to fraction form
    2,475.38/3,415.94 = 1,480.07/x
  3. Step 3: Cross multiply
    2,475.38x = 3,415.94 × 1,480.07
  4. Step 4: Simplify right side
    2,475.38x = 5,055,830.32
  5. Step 5: Solve for x
    x = 5,055,830.32/2,475.38
  6. Step 6: Final answer
    x = 2,042.45

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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.