Home / 2,848.60-4,273.98-1,288.16

Finding the Fourth Proportional to 2,848.60, 4,273.98 and 1,288.16

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Solution

The fourth proportional to 2,848.60, 4,273.98 and 1,288.16 is: 1,932.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,848.60 : 4,273.98 = 1,288.16 : x
  2. Step 2: Convert to fraction form
    2,848.60/4,273.98 = 1,288.16/x
  3. Step 3: Cross multiply
    2,848.60x = 4,273.98 × 1,288.16
  4. Step 4: Simplify right side
    2,848.60x = 5,505,570.08
  5. Step 5: Solve for x
    x = 5,505,570.08/2,848.60
  6. Step 6: Final answer
    x = 1,932.73

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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.