Home / 2,961.24-4,441.86-1,206.99

Finding the Fourth Proportional to 2,961.24, 4,441.86 and 1,206.99

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Solution

The fourth proportional to 2,961.24, 4,441.86 and 1,206.99 is: 1,810.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,961.24 : 4,441.86 = 1,206.99 : x
  2. Step 2: Convert to fraction form
    2,961.24/4,441.86 = 1,206.99/x
  3. Step 3: Cross multiply
    2,961.24x = 4,441.86 × 1,206.99
  4. Step 4: Simplify right side
    2,961.24x = 5,361,280.60
  5. Step 5: Solve for x
    x = 5,361,280.60/2,961.24
  6. Step 6: Final answer
    x = 1,810.49

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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.