Home / 2,928.99-4,040.14-2,044.47

Finding the Fourth Proportional to 2,928.99, 4,040.14 and 2,044.47

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Solution

The fourth proportional to 2,928.99, 4,040.14 and 2,044.47 is: 2,820.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,928.99 : 4,040.14 = 2,044.47 : x
  2. Step 2: Convert to fraction form
    2,928.99/4,040.14 = 2,044.47/x
  3. Step 3: Cross multiply
    2,928.99x = 4,040.14 × 2,044.47
  4. Step 4: Simplify right side
    2,928.99x = 8,259,945.03
  5. Step 5: Solve for x
    x = 8,259,945.03/2,928.99
  6. Step 6: Final answer
    x = 2,820.07

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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.