Home / 9,993.31-13,792.40-5,960.65

Finding the Fourth Proportional to 9,993.31, 13,792.40 and 5,960.65

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Solution

The fourth proportional to 9,993.31, 13,792.40 and 5,960.65 is: 8,226.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,993.31 : 13,792.40 = 5,960.65 : x
  2. Step 2: Convert to fraction form
    9,993.31/13,792.40 = 5,960.65/x
  3. Step 3: Cross multiply
    9,993.31x = 13,792.40 × 5,960.65
  4. Step 4: Simplify right side
    9,993.31x = 82,211,669.06
  5. Step 5: Solve for x
    x = 82,211,669.06/9,993.31
  6. Step 6: Final answer
    x = 8,226.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.