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Finding the Fourth Proportional to 3,375.94, 5,063.32 and 1,526.62

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Solution

The fourth proportional to 3,375.94, 5,063.32 and 1,526.62 is: 2,289.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,375.94 : 5,063.32 = 1,526.62 : x
  2. Step 2: Convert to fraction form
    3,375.94/5,063.32 = 1,526.62/x
  3. Step 3: Cross multiply
    3,375.94x = 5,063.32 × 1,526.62
  4. Step 4: Simplify right side
    3,375.94x = 7,729,774.27
  5. Step 5: Solve for x
    x = 7,729,774.27/3,375.94
  6. Step 6: Final answer
    x = 2,289.67

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1.5x scale

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.