Home / 5,518.56-8,277.96-2,055.12

Finding the Fourth Proportional to 5,518.56, 8,277.96 and 2,055.12

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Solution

The fourth proportional to 5,518.56, 8,277.96 and 2,055.12 is: 3,082.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,518.56 : 8,277.96 = 2,055.12 : x
  2. Step 2: Convert to fraction form
    5,518.56/8,277.96 = 2,055.12/x
  3. Step 3: Cross multiply
    5,518.56x = 8,277.96 × 2,055.12
  4. Step 4: Simplify right side
    5,518.56x = 17,012,201.16
  5. Step 5: Solve for x
    x = 17,012,201.16/5,518.56
  6. Step 6: Final answer
    x = 3,082.72

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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.