Home / 8,768.14-13,152.20-2,194.31

Finding the Fourth Proportional to 8,768.14, 13,152.20 and 2,194.31

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Solution

The fourth proportional to 8,768.14, 13,152.20 and 2,194.31 is: 3,291.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,768.14 : 13,152.20 = 2,194.31 : x
  2. Step 2: Convert to fraction form
    8,768.14/13,152.20 = 2,194.31/x
  3. Step 3: Cross multiply
    8,768.14x = 13,152.20 × 2,194.31
  4. Step 4: Simplify right side
    8,768.14x = 28,860,025.89
  5. Step 5: Solve for x
    x = 28,860,025.89/8,768.14
  6. Step 6: Final answer
    x = 3,291.47

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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.