Home / 11,659.40-17,490.31-4,996.56

Finding the Fourth Proportional to 11,659.40, 17,490.31 and 4,996.56

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Solution

The fourth proportional to 11,659.40, 17,490.31 and 4,996.56 is: 7,495.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,659.40 : 17,490.31 = 4,996.56 : x
  2. Step 2: Convert to fraction form
    11,659.40/17,490.31 = 4,996.56/x
  3. Step 3: Cross multiply
    11,659.40x = 17,490.31 × 4,996.56
  4. Step 4: Simplify right side
    11,659.40x = 87,391,370.84
  5. Step 5: Solve for x
    x = 87,391,370.84/11,659.40
  6. Step 6: Final answer
    x = 7,495.36

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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.