Home / 8,246.32-11,375.96-5,412.56

Finding the Fourth Proportional to 8,246.32, 11,375.96 and 5,412.56

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Solution

The fourth proportional to 8,246.32, 11,375.96 and 5,412.56 is: 7,466.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,246.32 : 11,375.96 = 5,412.56 : x
  2. Step 2: Convert to fraction form
    8,246.32/11,375.96 = 5,412.56/x
  3. Step 3: Cross multiply
    8,246.32x = 11,375.96 × 5,412.56
  4. Step 4: Simplify right side
    8,246.32x = 61,573,066.06
  5. Step 5: Solve for x
    x = 61,573,066.06/8,246.32
  6. Step 6: Final answer
    x = 7,466.73

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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.