Home / 4,259.11-6,388.67-1,181.11

Finding the Fourth Proportional to 4,259.11, 6,388.67 and 1,181.11

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Solution

The fourth proportional to 4,259.11, 6,388.67 and 1,181.11 is: 1,771.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,259.11 : 6,388.67 = 1,181.11 : x
  2. Step 2: Convert to fraction form
    4,259.11/6,388.67 = 1,181.11/x
  3. Step 3: Cross multiply
    4,259.11x = 6,388.67 × 1,181.11
  4. Step 4: Simplify right side
    4,259.11x = 7,545,722.02
  5. Step 5: Solve for x
    x = 7,545,722.02/4,259.11
  6. Step 6: Final answer
    x = 1,771.67

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Similar ratio
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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.