Home / 11,718.96-17,578.62-4,699.59

Finding the Fourth Proportional to 11,718.96, 17,578.62 and 4,699.59

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Solution

The fourth proportional to 11,718.96, 17,578.62 and 4,699.59 is: 7,049.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,718.96 : 17,578.62 = 4,699.59 : x
  2. Step 2: Convert to fraction form
    11,718.96/17,578.62 = 4,699.59/x
  3. Step 3: Cross multiply
    11,718.96x = 17,578.62 × 4,699.59
  4. Step 4: Simplify right side
    11,718.96x = 82,612,306.77
  5. Step 5: Solve for x
    x = 82,612,306.77/11,718.96
  6. Step 6: Final answer
    x = 7,049.46

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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.