Home / 9,414.22-12,989.37-5,876.14

Finding the Fourth Proportional to 9,414.22, 12,989.37 and 5,876.14

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Solution

The fourth proportional to 9,414.22, 12,989.37 and 5,876.14 is: 8,107.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,414.22 : 12,989.37 = 5,876.14 : x
  2. Step 2: Convert to fraction form
    9,414.22/12,989.37 = 5,876.14/x
  3. Step 3: Cross multiply
    9,414.22x = 12,989.37 × 5,876.14
  4. Step 4: Simplify right side
    9,414.22x = 76,327,356.63
  5. Step 5: Solve for x
    x = 76,327,356.63/9,414.22
  6. Step 6: Final answer
    x = 8,107.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.