Home / 3,028.16-4,516.24-2,776.64

Finding the Fourth Proportional to 3,028.16, 4,516.24 and 2,776.64

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Solution

The fourth proportional to 3,028.16, 4,516.24 and 2,776.64 is: 4,141.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,028.16 : 4,516.24 = 2,776.64 : x
  2. Step 2: Convert to fraction form
    3,028.16/4,516.24 = 2,776.64/x
  3. Step 3: Cross multiply
    3,028.16x = 4,516.24 × 2,776.64
  4. Step 4: Simplify right side
    3,028.16x = 12,539,972.63
  5. Step 5: Solve for x
    x = 12,539,972.63/3,028.16
  6. Step 6: Final answer
    x = 4,141.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.