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Finding the Fourth Proportional to 2,636.56, 3,958.08 and 2,416.24

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Solution

The fourth proportional to 2,636.56, 3,958.08 and 2,416.24 is: 3,627.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,636.56 : 3,958.08 = 2,416.24 : x
  2. Step 2: Convert to fraction form
    2,636.56/3,958.08 = 2,416.24/x
  3. Step 3: Cross multiply
    2,636.56x = 3,958.08 × 2,416.24
  4. Step 4: Simplify right side
    2,636.56x = 9,563,671.22
  5. Step 5: Solve for x
    x = 9,563,671.22/2,636.56
  6. Step 6: Final answer
    x = 3,627.33

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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.