Home / 2,918.04-4,377.33-1,941.18

Finding the Fourth Proportional to 2,918.04, 4,377.33 and 1,941.18

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Solution

The fourth proportional to 2,918.04, 4,377.33 and 1,941.18 is: 2,911.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,918.04 : 4,377.33 = 1,941.18 : x
  2. Step 2: Convert to fraction form
    2,918.04/4,377.33 = 1,941.18/x
  3. Step 3: Cross multiply
    2,918.04x = 4,377.33 × 1,941.18
  4. Step 4: Simplify right side
    2,918.04x = 8,497,185.45
  5. Step 5: Solve for x
    x = 8,497,185.45/2,918.04
  6. Step 6: Final answer
    x = 2,911.95

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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.