Home / 2,973.87-4,104.07-1,647.56

Finding the Fourth Proportional to 2,973.87, 4,104.07 and 1,647.56

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Solution

The fourth proportional to 2,973.87, 4,104.07 and 1,647.56 is: 2,273.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,973.87 : 4,104.07 = 1,647.56 : x
  2. Step 2: Convert to fraction form
    2,973.87/4,104.07 = 1,647.56/x
  3. Step 3: Cross multiply
    2,973.87x = 4,104.07 × 1,647.56
  4. Step 4: Simplify right side
    2,973.87x = 6,761,707.71
  5. Step 5: Solve for x
    x = 6,761,707.71/2,973.87
  6. Step 6: Final answer
    x = 2,273.71

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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.