Home / 2,846.77-4,269.33-1,091.65

Finding the Fourth Proportional to 2,846.77, 4,269.33 and 1,091.65

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Solution

The fourth proportional to 2,846.77, 4,269.33 and 1,091.65 is: 1,637.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,846.77 : 4,269.33 = 1,091.65 : x
  2. Step 2: Convert to fraction form
    2,846.77/4,269.33 = 1,091.65/x
  3. Step 3: Cross multiply
    2,846.77x = 4,269.33 × 1,091.65
  4. Step 4: Simplify right side
    2,846.77x = 4,660,591.32
  5. Step 5: Solve for x
    x = 4,660,591.32/2,846.77
  6. Step 6: Final answer
    x = 1,637.15

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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.