Home / 2,954.78-4,076.60-1,835.32

Finding the Fourth Proportional to 2,954.78, 4,076.60 and 1,835.32

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Solution

The fourth proportional to 2,954.78, 4,076.60 and 1,835.32 is: 2,532.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,954.78 : 4,076.60 = 1,835.32 : x
  2. Step 2: Convert to fraction form
    2,954.78/4,076.60 = 1,835.32/x
  3. Step 3: Cross multiply
    2,954.78x = 4,076.60 × 1,835.32
  4. Step 4: Simplify right side
    2,954.78x = 7,481,865.51
  5. Step 5: Solve for x
    x = 7,481,865.51/2,954.78
  6. Step 6: Final answer
    x = 2,532.12

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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.