Home / 2,794.15-4,191.09-1,039.15

Finding the Fourth Proportional to 2,794.15, 4,191.09 and 1,039.15

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Solution

The fourth proportional to 2,794.15, 4,191.09 and 1,039.15 is: 1,558.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,794.15 : 4,191.09 = 1,039.15 : x
  2. Step 2: Convert to fraction form
    2,794.15/4,191.09 = 1,039.15/x
  3. Step 3: Cross multiply
    2,794.15x = 4,191.09 × 1,039.15
  4. Step 4: Simplify right side
    2,794.15x = 4,355,171.17
  5. Step 5: Solve for x
    x = 4,355,171.17/2,794.15
  6. Step 6: Final answer
    x = 1,558.67

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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.