Home / 2,800.45-4,201.13-1,046.07

Finding the Fourth Proportional to 2,800.45, 4,201.13 and 1,046.07

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Solution

The fourth proportional to 2,800.45, 4,201.13 and 1,046.07 is: 1,569.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,800.45 : 4,201.13 = 1,046.07 : x
  2. Step 2: Convert to fraction form
    2,800.45/4,201.13 = 1,046.07/x
  3. Step 3: Cross multiply
    2,800.45x = 4,201.13 × 1,046.07
  4. Step 4: Simplify right side
    2,800.45x = 4,394,659.48
  5. Step 5: Solve for x
    x = 4,394,659.48/2,800.45
  6. Step 6: Final answer
    x = 1,569.27

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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.