Home / 2,963.21-4,090.71-1,844.51

Finding the Fourth Proportional to 2,963.21, 4,090.71 and 1,844.51

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Solution

The fourth proportional to 2,963.21, 4,090.71 and 1,844.51 is: 2,546.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,963.21 : 4,090.71 = 1,844.51 : x
  2. Step 2: Convert to fraction form
    2,963.21/4,090.71 = 1,844.51/x
  3. Step 3: Cross multiply
    2,963.21x = 4,090.71 × 1,844.51
  4. Step 4: Simplify right side
    2,963.21x = 7,545,335.05
  5. Step 5: Solve for x
    x = 7,545,335.05/2,963.21
  6. Step 6: Final answer
    x = 2,546.34

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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.