Home / 11,310.48-16,965.54-4,645.62

Finding the Fourth Proportional to 11,310.48, 16,965.54 and 4,645.62

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Solution

The fourth proportional to 11,310.48, 16,965.54 and 4,645.62 is: 6,968.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,310.48 : 16,965.54 = 4,645.62 : x
  2. Step 2: Convert to fraction form
    11,310.48/16,965.54 = 4,645.62/x
  3. Step 3: Cross multiply
    11,310.48x = 16,965.54 × 4,645.62
  4. Step 4: Simplify right side
    11,310.48x = 78,815,451.93
  5. Step 5: Solve for x
    x = 78,815,451.93/11,310.48
  6. Step 6: Final answer
    x = 6,968.36

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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.