Home / 1,571.33-2,167.03-1,173.96

Finding the Fourth Proportional to 1,571.33, 2,167.03 and 1,173.96

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Solution

The fourth proportional to 1,571.33, 2,167.03 and 1,173.96 is: 1,619.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,571.33 : 2,167.03 = 1,173.96 : x
  2. Step 2: Convert to fraction form
    1,571.33/2,167.03 = 1,173.96/x
  3. Step 3: Cross multiply
    1,571.33x = 2,167.03 × 1,173.96
  4. Step 4: Simplify right side
    1,571.33x = 2,544,008.01
  5. Step 5: Solve for x
    x = 2,544,008.01/1,571.33
  6. Step 6: Final answer
    x = 1,619.01

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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.