Home / 1,973.26-2,959.86-1,141.57

Finding the Fourth Proportional to 1,973.26, 2,959.86 and 1,141.57

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Solution

The fourth proportional to 1,973.26, 2,959.86 and 1,141.57 is: 1,712.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,973.26 : 2,959.86 = 1,141.57 : x
  2. Step 2: Convert to fraction form
    1,973.26/2,959.86 = 1,141.57/x
  3. Step 3: Cross multiply
    1,973.26x = 2,959.86 × 1,141.57
  4. Step 4: Simplify right side
    1,973.26x = 3,378,866.87
  5. Step 5: Solve for x
    x = 3,378,866.87/1,973.26
  6. Step 6: Final answer
    x = 1,712.33

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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.