Home / 4,181.50-6,272.61-1,103.50

Finding the Fourth Proportional to 4,181.50, 6,272.61 and 1,103.50

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Solution

The fourth proportional to 4,181.50, 6,272.61 and 1,103.50 is: 1,655.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,181.50 : 6,272.61 = 1,103.50 : x
  2. Step 2: Convert to fraction form
    4,181.50/6,272.61 = 1,103.50/x
  3. Step 3: Cross multiply
    4,181.50x = 6,272.61 × 1,103.50
  4. Step 4: Simplify right side
    4,181.50x = 6,921,825.14
  5. Step 5: Solve for x
    x = 6,921,825.14/4,181.50
  6. Step 6: Final answer
    x = 1,655.35

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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.