Home / 5,005.73-6,907.57-2,767.31

Finding the Fourth Proportional to 5,005.73, 6,907.57 and 2,767.31

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Solution

The fourth proportional to 5,005.73, 6,907.57 and 2,767.31 is: 3,818.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,005.73 : 6,907.57 = 2,767.31 : x
  2. Step 2: Convert to fraction form
    5,005.73/6,907.57 = 2,767.31/x
  3. Step 3: Cross multiply
    5,005.73x = 6,907.57 × 2,767.31
  4. Step 4: Simplify right side
    5,005.73x = 19,115,353.00
  5. Step 5: Solve for x
    x = 19,115,353.00/5,005.73
  6. Step 6: Final answer
    x = 3,818.69

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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.