Home / 11,634.09-17,440.80-4,237.17

Finding the Fourth Proportional to 11,634.09, 17,440.80 and 4,237.17

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Solution

The fourth proportional to 11,634.09, 17,440.80 and 4,237.17 is: 6,351.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,634.09 : 17,440.80 = 4,237.17 : x
  2. Step 2: Convert to fraction form
    11,634.09/17,440.80 = 4,237.17/x
  3. Step 3: Cross multiply
    11,634.09x = 17,440.80 × 4,237.17
  4. Step 4: Simplify right side
    11,634.09x = 73,899,547.33
  5. Step 5: Solve for x
    x = 73,899,547.33/11,634.09
  6. Step 6: Final answer
    x = 6,351.99

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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.