Home / 4,865.45-6,716.84-3,280.41

Finding the Fourth Proportional to 4,865.45, 6,716.84 and 3,280.41

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Solution

The fourth proportional to 4,865.45, 6,716.84 and 3,280.41 is: 4,528.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,865.45 : 6,716.84 = 3,280.41 : x
  2. Step 2: Convert to fraction form
    4,865.45/6,716.84 = 3,280.41/x
  3. Step 3: Cross multiply
    4,865.45x = 6,716.84 × 3,280.41
  4. Step 4: Simplify right side
    4,865.45x = 22,033,972.70
  5. Step 5: Solve for x
    x = 22,033,972.70/4,865.45
  6. Step 6: Final answer
    x = 4,528.67

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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.