Home / 2,305.01-3,180-1,419.27

Finding the Fourth Proportional to 2,305.01, 3,180 and 1,419.27

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Solution

The fourth proportional to 2,305.01, 3,180 and 1,419.27 is: 1,958.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,305.01 : 3,180 = 1,419.27 : x
  2. Step 2: Convert to fraction form
    2,305.01/3,180 = 1,419.27/x
  3. Step 3: Cross multiply
    2,305.01x = 3,180 × 1,419.27
  4. Step 4: Simplify right side
    2,305.01x = 4,513,278.60
  5. Step 5: Solve for x
    x = 4,513,278.60/2,305.01
  6. Step 6: Final answer
    x = 1,958.03

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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.