Home / 11,578.58-17,367.63-2,813.54

Finding the Fourth Proportional to 11,578.58, 17,367.63 and 2,813.54

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Solution

The fourth proportional to 11,578.58, 17,367.63 and 2,813.54 is: 4,220.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,578.58 : 17,367.63 = 2,813.54 : x
  2. Step 2: Convert to fraction form
    11,578.58/17,367.63 = 2,813.54/x
  3. Step 3: Cross multiply
    11,578.58x = 17,367.63 × 2,813.54
  4. Step 4: Simplify right side
    11,578.58x = 48,864,521.71
  5. Step 5: Solve for x
    x = 48,864,521.71/11,578.58
  6. Step 6: Final answer
    x = 4,220.25

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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.