Home / 7,950.38-10,972.54-4,806.56

Finding the Fourth Proportional to 7,950.38, 10,972.54 and 4,806.56

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Solution

The fourth proportional to 7,950.38, 10,972.54 and 4,806.56 is: 6,633.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,950.38 : 10,972.54 = 4,806.56 : x
  2. Step 2: Convert to fraction form
    7,950.38/10,972.54 = 4,806.56/x
  3. Step 3: Cross multiply
    7,950.38x = 10,972.54 × 4,806.56
  4. Step 4: Simplify right side
    7,950.38x = 52,740,171.86
  5. Step 5: Solve for x
    x = 52,740,171.86/7,950.38
  6. Step 6: Final answer
    x = 6,633.67

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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.