Home / 11,028.84-15,214.62-6,310.44

Finding the Fourth Proportional to 11,028.84, 15,214.62 and 6,310.44

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Solution

The fourth proportional to 11,028.84, 15,214.62 and 6,310.44 is: 8,705.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,028.84 : 15,214.62 = 6,310.44 : x
  2. Step 2: Convert to fraction form
    11,028.84/15,214.62 = 6,310.44/x
  3. Step 3: Cross multiply
    11,028.84x = 15,214.62 × 6,310.44
  4. Step 4: Simplify right side
    11,028.84x = 96,010,946.63
  5. Step 5: Solve for x
    x = 96,010,946.63/11,028.84
  6. Step 6: Final answer
    x = 8,705.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.