Home / 2,305.04-3,458.41-1,381.25

Finding the Fourth Proportional to 2,305.04, 3,458.41 and 1,381.25

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Solution

The fourth proportional to 2,305.04, 3,458.41 and 1,381.25 is: 2,072.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,305.04 : 3,458.41 = 1,381.25 : x
  2. Step 2: Convert to fraction form
    2,305.04/3,458.41 = 1,381.25/x
  3. Step 3: Cross multiply
    2,305.04x = 3,458.41 × 1,381.25
  4. Step 4: Simplify right side
    2,305.04x = 4,776,934.01
  5. Step 5: Solve for x
    x = 4,776,934.01/2,305.04
  6. Step 6: Final answer
    x = 2,072.39

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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.