Home / 11,476.56-17,214.64-3,156.54

Finding the Fourth Proportional to 11,476.56, 17,214.64 and 3,156.54

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Solution

The fourth proportional to 11,476.56, 17,214.64 and 3,156.54 is: 4,734.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,476.56 : 17,214.64 = 3,156.54 : x
  2. Step 2: Convert to fraction form
    11,476.56/17,214.64 = 3,156.54/x
  3. Step 3: Cross multiply
    11,476.56x = 17,214.64 × 3,156.54
  4. Step 4: Simplify right side
    11,476.56x = 54,338,699.75
  5. Step 5: Solve for x
    x = 54,338,699.75/11,476.56
  6. Step 6: Final answer
    x = 4,734.75

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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.