Home / 5,005.53-6,907.82-2,767.59

Finding the Fourth Proportional to 5,005.53, 6,907.82 and 2,767.59

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Solution

The fourth proportional to 5,005.53, 6,907.82 and 2,767.59 is: 3,819.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,005.53 : 6,907.82 = 2,767.59 : x
  2. Step 2: Convert to fraction form
    5,005.53/6,907.82 = 2,767.59/x
  3. Step 3: Cross multiply
    5,005.53x = 6,907.82 × 2,767.59
  4. Step 4: Simplify right side
    5,005.53x = 19,117,999.72
  5. Step 5: Solve for x
    x = 19,117,999.72/5,005.53
  6. Step 6: Final answer
    x = 3,819.38

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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.