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Finding the Fourth Proportional to 9,375.81, 14,063.73 and 3,134.67

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Solution

The fourth proportional to 9,375.81, 14,063.73 and 3,134.67 is: 4,702.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,375.81 : 14,063.73 = 3,134.67 : x
  2. Step 2: Convert to fraction form
    9,375.81/14,063.73 = 3,134.67/x
  3. Step 3: Cross multiply
    9,375.81x = 14,063.73 × 3,134.67
  4. Step 4: Simplify right side
    9,375.81x = 44,085,152.52
  5. Step 5: Solve for x
    x = 44,085,152.52/9,375.81
  6. Step 6: Final answer
    x = 4,702.01

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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.