Home / 6,783.01-10,170.59-2,101.77

Finding the Fourth Proportional to 6,783.01, 10,170.59 and 2,101.77

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Solution

The fourth proportional to 6,783.01, 10,170.59 and 2,101.77 is: 3,151.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,783.01 : 10,170.59 = 2,101.77 : x
  2. Step 2: Convert to fraction form
    6,783.01/10,170.59 = 2,101.77/x
  3. Step 3: Cross multiply
    6,783.01x = 10,170.59 × 2,101.77
  4. Step 4: Simplify right side
    6,783.01x = 21,376,230.44
  5. Step 5: Solve for x
    x = 21,376,230.44/6,783.01
  6. Step 6: Final answer
    x = 3,151.44

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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.