Home / 2,848.07-3,930.34-1,571.92

Finding the Fourth Proportional to 2,848.07, 3,930.34 and 1,571.92

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Solution

The fourth proportional to 2,848.07, 3,930.34 and 1,571.92 is: 2,169.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,848.07 : 3,930.34 = 1,571.92 : x
  2. Step 2: Convert to fraction form
    2,848.07/3,930.34 = 1,571.92/x
  3. Step 3: Cross multiply
    2,848.07x = 3,930.34 × 1,571.92
  4. Step 4: Simplify right side
    2,848.07x = 6,178,152.54
  5. Step 5: Solve for x
    x = 6,178,152.54/2,848.07
  6. Step 6: Final answer
    x = 2,169.25

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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.