Home / 8,944.15-13,416.21-3,100.75

Finding the Fourth Proportional to 8,944.15, 13,416.21 and 3,100.75

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Solution

The fourth proportional to 8,944.15, 13,416.21 and 3,100.75 is: 4,651.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,944.15 : 13,416.21 = 3,100.75 : x
  2. Step 2: Convert to fraction form
    8,944.15/13,416.21 = 3,100.75/x
  3. Step 3: Cross multiply
    8,944.15x = 13,416.21 × 3,100.75
  4. Step 4: Simplify right side
    8,944.15x = 41,600,313.16
  5. Step 5: Solve for x
    x = 41,600,313.16/8,944.15
  6. Step 6: Final answer
    x = 4,651.12

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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.