Home / 1,973.63-2,721.74-1,300.25

Finding the Fourth Proportional to 1,973.63, 2,721.74 and 1,300.25

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Solution

The fourth proportional to 1,973.63, 2,721.74 and 1,300.25 is: 1,793.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,973.63 : 2,721.74 = 1,300.25 : x
  2. Step 2: Convert to fraction form
    1,973.63/2,721.74 = 1,300.25/x
  3. Step 3: Cross multiply
    1,973.63x = 2,721.74 × 1,300.25
  4. Step 4: Simplify right side
    1,973.63x = 3,538,922.33
  5. Step 5: Solve for x
    x = 3,538,922.33/1,973.63
  6. Step 6: Final answer
    x = 1,793.11

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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.