Home / 5,814.05-8,027.35-3,902.74

Finding the Fourth Proportional to 5,814.05, 8,027.35 and 3,902.74

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Solution

The fourth proportional to 5,814.05, 8,027.35 and 3,902.74 is: 5,388.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,814.05 : 8,027.35 = 3,902.74 : x
  2. Step 2: Convert to fraction form
    5,814.05/8,027.35 = 3,902.74/x
  3. Step 3: Cross multiply
    5,814.05x = 8,027.35 × 3,902.74
  4. Step 4: Simplify right side
    5,814.05x = 31,328,659.94
  5. Step 5: Solve for x
    x = 31,328,659.94/5,814.05
  6. Step 6: Final answer
    x = 5,388.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.