Home / 5,528.78-8,293.08-2,018.77

Finding the Fourth Proportional to 5,528.78, 8,293.08 and 2,018.77

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Solution

The fourth proportional to 5,528.78, 8,293.08 and 2,018.77 is: 3,028.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,528.78 : 8,293.08 = 2,018.77 : x
  2. Step 2: Convert to fraction form
    5,528.78/8,293.08 = 2,018.77/x
  3. Step 3: Cross multiply
    5,528.78x = 8,293.08 × 2,018.77
  4. Step 4: Simplify right side
    5,528.78x = 16,741,854.60
  5. Step 5: Solve for x
    x = 16,741,854.60/5,528.78
  6. Step 6: Final answer
    x = 3,028.13

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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.