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Finding the Fourth Proportional to 9,281.99, 13,928.46 and 4,351.67

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Solution

The fourth proportional to 9,281.99, 13,928.46 and 4,351.67 is: 6,530.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,281.99 : 13,928.46 = 4,351.67 : x
  2. Step 2: Convert to fraction form
    9,281.99/13,928.46 = 4,351.67/x
  3. Step 3: Cross multiply
    9,281.99x = 13,928.46 × 4,351.67
  4. Step 4: Simplify right side
    9,281.99x = 60,612,106.15
  5. Step 5: Solve for x
    x = 60,612,106.15/9,281.99
  6. Step 6: Final answer
    x = 6,530.07

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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.