Home / 5,181.17-7,771.75-1,483.62

Finding the Fourth Proportional to 5,181.17, 7,771.75 and 1,483.62

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Solution

The fourth proportional to 5,181.17, 7,771.75 and 1,483.62 is: 2,225.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,181.17 : 7,771.75 = 1,483.62 : x
  2. Step 2: Convert to fraction form
    5,181.17/7,771.75 = 1,483.62/x
  3. Step 3: Cross multiply
    5,181.17x = 7,771.75 × 1,483.62
  4. Step 4: Simplify right side
    5,181.17x = 11,530,290.88
  5. Step 5: Solve for x
    x = 11,530,290.88/5,181.17
  6. Step 6: Final answer
    x = 2,225.42

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Similar ratio
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1.5x scale

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.