Home / 6,928.46-10,392.58-2,545.80

Finding the Fourth Proportional to 6,928.46, 10,392.58 and 2,545.80

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Solution

The fourth proportional to 6,928.46, 10,392.58 and 2,545.80 is: 3,818.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,928.46 : 10,392.58 = 2,545.80 : x
  2. Step 2: Convert to fraction form
    6,928.46/10,392.58 = 2,545.80/x
  3. Step 3: Cross multiply
    6,928.46x = 10,392.58 × 2,545.80
  4. Step 4: Simplify right side
    6,928.46x = 26,457,474.90
  5. Step 5: Solve for x
    x = 26,457,474.90/6,928.46
  6. Step 6: Final answer
    x = 3,818.67

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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.