Home / 4,181.25-6,271.80-1,683.08

Finding the Fourth Proportional to 4,181.25, 6,271.80 and 1,683.08

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Solution

The fourth proportional to 4,181.25, 6,271.80 and 1,683.08 is: 2,524.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,181.25 : 6,271.80 = 1,683.08 : x
  2. Step 2: Convert to fraction form
    4,181.25/6,271.80 = 1,683.08/x
  3. Step 3: Cross multiply
    4,181.25x = 6,271.80 × 1,683.08
  4. Step 4: Simplify right side
    4,181.25x = 10,555,941.14
  5. Step 5: Solve for x
    x = 10,555,941.14/4,181.25
  6. Step 6: Final answer
    x = 2,524.59

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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.