Home / 1,973.80-2,960.75-675.26

Finding the Fourth Proportional to 1,973.80, 2,960.75 and 675.26

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Solution

The fourth proportional to 1,973.80, 2,960.75 and 675.26 is: 1,012.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,973.80 : 2,960.75 = 675.26 : x
  2. Step 2: Convert to fraction form
    1,973.80/2,960.75 = 675.26/x
  3. Step 3: Cross multiply
    1,973.80x = 2,960.75 × 675.26
  4. Step 4: Simplify right side
    1,973.80x = 1,999,276.05
  5. Step 5: Solve for x
    x = 1,999,276.05/1,973.80
  6. Step 6: Final answer
    x = 1,012.91

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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.