Home / 9,116.52-13,678.79-3,197.67

Finding the Fourth Proportional to 9,116.52, 13,678.79 and 3,197.67

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Solution

The fourth proportional to 9,116.52, 13,678.79 and 3,197.67 is: 4,797.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,116.52 : 13,678.79 = 3,197.67 : x
  2. Step 2: Convert to fraction form
    9,116.52/13,678.79 = 3,197.67/x
  3. Step 3: Cross multiply
    9,116.52x = 13,678.79 × 3,197.67
  4. Step 4: Simplify right side
    9,116.52x = 43,740,256.42
  5. Step 5: Solve for x
    x = 43,740,256.42/9,116.52
  6. Step 6: Final answer
    x = 4,797.91

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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.