Home / 2,784.44-4,173.52-1,140.09

Finding the Fourth Proportional to 2,784.44, 4,173.52 and 1,140.09

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Solution

The fourth proportional to 2,784.44, 4,173.52 and 1,140.09 is: 1,708.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,784.44 : 4,173.52 = 1,140.09 : x
  2. Step 2: Convert to fraction form
    2,784.44/4,173.52 = 1,140.09/x
  3. Step 3: Cross multiply
    2,784.44x = 4,173.52 × 1,140.09
  4. Step 4: Simplify right side
    2,784.44x = 4,758,185.57
  5. Step 5: Solve for x
    x = 4,758,185.57/2,784.44
  6. Step 6: Final answer
    x = 1,708.85

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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.