Home / 11,886.23-17,824.55-4,486.67

Finding the Fourth Proportional to 11,886.23, 17,824.55 and 4,486.67

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Solution

The fourth proportional to 11,886.23, 17,824.55 and 4,486.67 is: 6,728.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,886.23 : 17,824.55 = 4,486.67 : x
  2. Step 2: Convert to fraction form
    11,886.23/17,824.55 = 4,486.67/x
  3. Step 3: Cross multiply
    11,886.23x = 17,824.55 × 4,486.67
  4. Step 4: Simplify right side
    11,886.23x = 79,972,762.19
  5. Step 5: Solve for x
    x = 79,972,762.19/11,886.23
  6. Step 6: Final answer
    x = 6,728.19

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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.