Home / 11,193.82-16,788.32-4,618.30

Finding the Fourth Proportional to 11,193.82, 16,788.32 and 4,618.30

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Solution

The fourth proportional to 11,193.82, 16,788.32 and 4,618.30 is: 6,926.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,193.82 : 16,788.32 = 4,618.30 : x
  2. Step 2: Convert to fraction form
    11,193.82/16,788.32 = 4,618.30/x
  3. Step 3: Cross multiply
    11,193.82x = 16,788.32 × 4,618.30
  4. Step 4: Simplify right side
    11,193.82x = 77,533,498.26
  5. Step 5: Solve for x
    x = 77,533,498.26/11,193.82
  6. Step 6: Final answer
    x = 6,926.46

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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.