Home / 10,942.12-15,096.86-6,466.28

Finding the Fourth Proportional to 10,942.12, 15,096.86 and 6,466.28

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Solution

The fourth proportional to 10,942.12, 15,096.86 and 6,466.28 is: 8,921.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,942.12 : 15,096.86 = 6,466.28 : x
  2. Step 2: Convert to fraction form
    10,942.12/15,096.86 = 6,466.28/x
  3. Step 3: Cross multiply
    10,942.12x = 15,096.86 × 6,466.28
  4. Step 4: Simplify right side
    10,942.12x = 97,620,523.88
  5. Step 5: Solve for x
    x = 97,620,523.88/10,942.12
  6. Step 6: Final answer
    x = 8,921.54

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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.