Home / 11,355.09-17,026.45-3,957.56

Finding the Fourth Proportional to 11,355.09, 17,026.45 and 3,957.56

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Solution

The fourth proportional to 11,355.09, 17,026.45 and 3,957.56 is: 5,934.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,355.09 : 17,026.45 = 3,957.56 : x
  2. Step 2: Convert to fraction form
    11,355.09/17,026.45 = 3,957.56/x
  3. Step 3: Cross multiply
    11,355.09x = 17,026.45 × 3,957.56
  4. Step 4: Simplify right side
    11,355.09x = 67,383,197.46
  5. Step 5: Solve for x
    x = 67,383,197.46/11,355.09
  6. Step 6: Final answer
    x = 5,934.18

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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.