Home / 6,848.22-10,272.34-1,917.90

Finding the Fourth Proportional to 6,848.22, 10,272.34 and 1,917.90

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Solution

The fourth proportional to 6,848.22, 10,272.34 and 1,917.90 is: 2,876.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,848.22 : 10,272.34 = 1,917.90 : x
  2. Step 2: Convert to fraction form
    6,848.22/10,272.34 = 1,917.90/x
  3. Step 3: Cross multiply
    6,848.22x = 10,272.34 × 1,917.90
  4. Step 4: Simplify right side
    6,848.22x = 19,701,320.89
  5. Step 5: Solve for x
    x = 19,701,320.89/6,848.22
  6. Step 6: Final answer
    x = 2,876.85

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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.