Home / 9,212.35-13,816.56-2,636.77

Finding the Fourth Proportional to 9,212.35, 13,816.56 and 2,636.77

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Solution

The fourth proportional to 9,212.35, 13,816.56 and 2,636.77 is: 3,954.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,212.35 : 13,816.56 = 2,636.77 : x
  2. Step 2: Convert to fraction form
    9,212.35/13,816.56 = 2,636.77/x
  3. Step 3: Cross multiply
    9,212.35x = 13,816.56 × 2,636.77
  4. Step 4: Simplify right side
    9,212.35x = 36,431,090.91
  5. Step 5: Solve for x
    x = 36,431,090.91/9,212.35
  6. Step 6: Final answer
    x = 3,954.59

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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.