Home / 11,637.45-17,453.54-3,317.28

Finding the Fourth Proportional to 11,637.45, 17,453.54 and 3,317.28

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Solution

The fourth proportional to 11,637.45, 17,453.54 and 3,317.28 is: 4,975.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,637.45 : 17,453.54 = 3,317.28 : x
  2. Step 2: Convert to fraction form
    11,637.45/17,453.54 = 3,317.28/x
  3. Step 3: Cross multiply
    11,637.45x = 17,453.54 × 3,317.28
  4. Step 4: Simplify right side
    11,637.45x = 57,898,262.58
  5. Step 5: Solve for x
    x = 57,898,262.58/11,637.45
  6. Step 6: Final answer
    x = 4,975.17

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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.