Home / 11,932-16,466.16-6,627.67

Finding the Fourth Proportional to 11,932, 16,466.16 and 6,627.67

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Solution

The fourth proportional to 11,932, 16,466.16 and 6,627.67 is: 9,146.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,932 : 16,466.16 = 6,627.67 : x
  2. Step 2: Convert to fraction form
    11,932/16,466.16 = 6,627.67/x
  3. Step 3: Cross multiply
    11,932x = 16,466.16 × 6,627.67
  4. Step 4: Simplify right side
    11,932x = 109,132,274.65
  5. Step 5: Solve for x
    x = 109,132,274.65/11,932
  6. Step 6: Final answer
    x = 9,146.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.