Home / 11,717.74-17,583.54-4,327.42

Finding the Fourth Proportional to 11,717.74, 17,583.54 and 4,327.42

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Solution

The fourth proportional to 11,717.74, 17,583.54 and 4,327.42 is: 6,493.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,717.74 : 17,583.54 = 4,327.42 : x
  2. Step 2: Convert to fraction form
    11,717.74/17,583.54 = 4,327.42/x
  3. Step 3: Cross multiply
    11,717.74x = 17,583.54 × 4,327.42
  4. Step 4: Simplify right side
    11,717.74x = 76,091,362.67
  5. Step 5: Solve for x
    x = 76,091,362.67/11,717.74
  6. Step 6: Final answer
    x = 6,493.69

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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.