Home / 7,626.33-11,437.05-3,928.07

Finding the Fourth Proportional to 7,626.33, 11,437.05 and 3,928.07

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Solution

The fourth proportional to 7,626.33, 11,437.05 and 3,928.07 is: 5,890.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,626.33 : 11,437.05 = 3,928.07 : x
  2. Step 2: Convert to fraction form
    7,626.33/11,437.05 = 3,928.07/x
  3. Step 3: Cross multiply
    7,626.33x = 11,437.05 × 3,928.07
  4. Step 4: Simplify right side
    7,626.33x = 44,925,532.99
  5. Step 5: Solve for x
    x = 44,925,532.99/7,626.33
  6. Step 6: Final answer
    x = 5,890.85

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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.