Home / 2,848.33-4,268.08-1,920.61

Finding the Fourth Proportional to 2,848.33, 4,268.08 and 1,920.61

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Solution

The fourth proportional to 2,848.33, 4,268.08 and 1,920.61 is: 2,877.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,848.33 : 4,268.08 = 1,920.61 : x
  2. Step 2: Convert to fraction form
    2,848.33/4,268.08 = 1,920.61/x
  3. Step 3: Cross multiply
    2,848.33x = 4,268.08 × 1,920.61
  4. Step 4: Simplify right side
    2,848.33x = 8,197,317.13
  5. Step 5: Solve for x
    x = 8,197,317.13/2,848.33
  6. Step 6: Final answer
    x = 2,877.94

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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.