Home / 4,145.60-6,222.99-2,065.05

Finding the Fourth Proportional to 4,145.60, 6,222.99 and 2,065.05

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Solution

The fourth proportional to 4,145.60, 6,222.99 and 2,065.05 is: 3,099.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,145.60 : 6,222.99 = 2,065.05 : x
  2. Step 2: Convert to fraction form
    4,145.60/6,222.99 = 2,065.05/x
  3. Step 3: Cross multiply
    4,145.60x = 6,222.99 × 2,065.05
  4. Step 4: Simplify right side
    4,145.60x = 12,850,785.50
  5. Step 5: Solve for x
    x = 12,850,785.50/4,145.60
  6. Step 6: Final answer
    x = 3,099.86

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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.