Home / 5,519.06-8,278.60-2,055.50

Finding the Fourth Proportional to 5,519.06, 8,278.60 and 2,055.50

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Solution

The fourth proportional to 5,519.06, 8,278.60 and 2,055.50 is: 3,083.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,519.06 : 8,278.60 = 2,055.50 : x
  2. Step 2: Convert to fraction form
    5,519.06/8,278.60 = 2,055.50/x
  3. Step 3: Cross multiply
    5,519.06x = 8,278.60 × 2,055.50
  4. Step 4: Simplify right side
    5,519.06x = 17,016,662.30
  5. Step 5: Solve for x
    x = 17,016,662.30/5,519.06
  6. Step 6: Final answer
    x = 3,083.25

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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.