Home / 2,847.45-4,271.62-1,204.44

Finding the Fourth Proportional to 2,847.45, 4,271.62 and 1,204.44

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Solution

The fourth proportional to 2,847.45, 4,271.62 and 1,204.44 is: 1,806.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,847.45 : 4,271.62 = 1,204.44 : x
  2. Step 2: Convert to fraction form
    2,847.45/4,271.62 = 1,204.44/x
  3. Step 3: Cross multiply
    2,847.45x = 4,271.62 × 1,204.44
  4. Step 4: Simplify right side
    2,847.45x = 5,144,909.99
  5. Step 5: Solve for x
    x = 5,144,909.99/2,847.45
  6. Step 6: Final answer
    x = 1,806.85

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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.