Home / 3,026.14-4,539.04-945.90

Finding the Fourth Proportional to 3,026.14, 4,539.04 and 945.90

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Solution

The fourth proportional to 3,026.14, 4,539.04 and 945.90 is: 1,418.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,026.14 : 4,539.04 = 945.90 : x
  2. Step 2: Convert to fraction form
    3,026.14/4,539.04 = 945.90/x
  3. Step 3: Cross multiply
    3,026.14x = 4,539.04 × 945.90
  4. Step 4: Simplify right side
    3,026.14x = 4,293,489.28
  5. Step 5: Solve for x
    x = 4,293,489.28/3,026.14
  6. Step 6: Final answer
    x = 1,418.80

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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.