Home / 6,856.50-10,284.60-3,158.73

Finding the Fourth Proportional to 6,856.50, 10,284.60 and 3,158.73

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Solution

The fourth proportional to 6,856.50, 10,284.60 and 3,158.73 is: 4,738.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,856.50 : 10,284.60 = 3,158.73 : x
  2. Step 2: Convert to fraction form
    6,856.50/10,284.60 = 3,158.73/x
  3. Step 3: Cross multiply
    6,856.50x = 10,284.60 × 3,158.73
  4. Step 4: Simplify right side
    6,856.50x = 32,486,280.59
  5. Step 5: Solve for x
    x = 32,486,280.59/6,856.50
  6. Step 6: Final answer
    x = 4,738.03

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1.5x scale

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.