Home / 5,648.08-8,464.29-2,134.48

Finding the Fourth Proportional to 5,648.08, 8,464.29 and 2,134.48

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Solution

The fourth proportional to 5,648.08, 8,464.29 and 2,134.48 is: 3,198.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,648.08 : 8,464.29 = 2,134.48 : x
  2. Step 2: Convert to fraction form
    5,648.08/8,464.29 = 2,134.48/x
  3. Step 3: Cross multiply
    5,648.08x = 8,464.29 × 2,134.48
  4. Step 4: Simplify right side
    5,648.08x = 18,066,857.72
  5. Step 5: Solve for x
    x = 18,066,857.72/5,648.08
  6. Step 6: Final answer
    x = 3,198.76

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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.