Home / 8,027.21-11,077.62-4,490.75

Finding the Fourth Proportional to 8,027.21, 11,077.62 and 4,490.75

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Solution

The fourth proportional to 8,027.21, 11,077.62 and 4,490.75 is: 6,197.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,027.21 : 11,077.62 = 4,490.75 : x
  2. Step 2: Convert to fraction form
    8,027.21/11,077.62 = 4,490.75/x
  3. Step 3: Cross multiply
    8,027.21x = 11,077.62 × 4,490.75
  4. Step 4: Simplify right side
    8,027.21x = 49,746,822.02
  5. Step 5: Solve for x
    x = 49,746,822.02/8,027.21
  6. Step 6: Final answer
    x = 6,197.27

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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.