Home / 8,512.22-12,768.33-2,356.22

Finding the Fourth Proportional to 8,512.22, 12,768.33 and 2,356.22

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Solution

The fourth proportional to 8,512.22, 12,768.33 and 2,356.22 is: 3,534.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,512.22 : 12,768.33 = 2,356.22 : x
  2. Step 2: Convert to fraction form
    8,512.22/12,768.33 = 2,356.22/x
  3. Step 3: Cross multiply
    8,512.22x = 12,768.33 × 2,356.22
  4. Step 4: Simplify right side
    8,512.22x = 30,084,994.51
  5. Step 5: Solve for x
    x = 30,084,994.51/8,512.22
  6. Step 6: Final answer
    x = 3,534.33

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Similar ratio
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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.