Home / 1,973.01-2,722.44-1,133.55

Finding the Fourth Proportional to 1,973.01, 2,722.44 and 1,133.55

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Solution

The fourth proportional to 1,973.01, 2,722.44 and 1,133.55 is: 1,564.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,973.01 : 2,722.44 = 1,133.55 : x
  2. Step 2: Convert to fraction form
    1,973.01/2,722.44 = 1,133.55/x
  3. Step 3: Cross multiply
    1,973.01x = 2,722.44 × 1,133.55
  4. Step 4: Simplify right side
    1,973.01x = 3,086,021.86
  5. Step 5: Solve for x
    x = 3,086,021.86/1,973.01
  6. Step 6: Final answer
    x = 1,564.12

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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.