Home / 2,939.71-4,410.58-1,842.77

Finding the Fourth Proportional to 2,939.71, 4,410.58 and 1,842.77

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Solution

The fourth proportional to 2,939.71, 4,410.58 and 1,842.77 is: 2,764.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,939.71 : 4,410.58 = 1,842.77 : x
  2. Step 2: Convert to fraction form
    2,939.71/4,410.58 = 1,842.77/x
  3. Step 3: Cross multiply
    2,939.71x = 4,410.58 × 1,842.77
  4. Step 4: Simplify right side
    2,939.71x = 8,127,684.51
  5. Step 5: Solve for x
    x = 8,127,684.51/2,939.71
  6. Step 6: Final answer
    x = 2,764.79

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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.