Home / 3,118.04-4,677.94-1,270.49

Finding the Fourth Proportional to 3,118.04, 4,677.94 and 1,270.49

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Solution

The fourth proportional to 3,118.04, 4,677.94 and 1,270.49 is: 1,906.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,118.04 : 4,677.94 = 1,270.49 : x
  2. Step 2: Convert to fraction form
    3,118.04/4,677.94 = 1,270.49/x
  3. Step 3: Cross multiply
    3,118.04x = 4,677.94 × 1,270.49
  4. Step 4: Simplify right side
    3,118.04x = 5,943,254.19
  5. Step 5: Solve for x
    x = 5,943,254.19/3,118.04
  6. Step 6: Final answer
    x = 1,906.09

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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.