Home / 4,026.06-5,554.08-2,847.78

Finding the Fourth Proportional to 4,026.06, 5,554.08 and 2,847.78

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Solution

The fourth proportional to 4,026.06, 5,554.08 and 2,847.78 is: 3,928.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,026.06 : 5,554.08 = 2,847.78 : x
  2. Step 2: Convert to fraction form
    4,026.06/5,554.08 = 2,847.78/x
  3. Step 3: Cross multiply
    4,026.06x = 5,554.08 × 2,847.78
  4. Step 4: Simplify right side
    4,026.06x = 15,816,797.59
  5. Step 5: Solve for x
    x = 15,816,797.59/4,026.06
  6. Step 6: Final answer
    x = 3,928.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.