Home / 2,964.77-4,091.86-1,769.82

Finding the Fourth Proportional to 2,964.77, 4,091.86 and 1,769.82

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Solution

The fourth proportional to 2,964.77, 4,091.86 and 1,769.82 is: 2,442.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,964.77 : 4,091.86 = 1,769.82 : x
  2. Step 2: Convert to fraction form
    2,964.77/4,091.86 = 1,769.82/x
  3. Step 3: Cross multiply
    2,964.77x = 4,091.86 × 1,769.82
  4. Step 4: Simplify right side
    2,964.77x = 7,241,855.67
  5. Step 5: Solve for x
    x = 7,241,855.67/2,964.77
  6. Step 6: Final answer
    x = 2,442.64

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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.