Home / 2,905.47-4,360.64-2,028.24

Finding the Fourth Proportional to 2,905.47, 4,360.64 and 2,028.24

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Solution

The fourth proportional to 2,905.47, 4,360.64 and 2,028.24 is: 3,044.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,905.47 : 4,360.64 = 2,028.24 : x
  2. Step 2: Convert to fraction form
    2,905.47/4,360.64 = 2,028.24/x
  3. Step 3: Cross multiply
    2,905.47x = 4,360.64 × 2,028.24
  4. Step 4: Simplify right side
    2,905.47x = 8,844,414.33
  5. Step 5: Solve for x
    x = 8,844,414.33/2,905.47
  6. Step 6: Final answer
    x = 3,044.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.