Home / 4,181.31-6,272.93-1,407.92

Finding the Fourth Proportional to 4,181.31, 6,272.93 and 1,407.92

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Solution

The fourth proportional to 4,181.31, 6,272.93 and 1,407.92 is: 2,112.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,181.31 : 6,272.93 = 1,407.92 : x
  2. Step 2: Convert to fraction form
    4,181.31/6,272.93 = 1,407.92/x
  3. Step 3: Cross multiply
    4,181.31x = 6,272.93 × 1,407.92
  4. Step 4: Simplify right side
    4,181.31x = 8,831,745.20
  5. Step 5: Solve for x
    x = 8,831,745.20/4,181.31
  6. Step 6: Final answer
    x = 2,112.20

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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.