Home / 2,627.28-3,940.95-1,743.46

Finding the Fourth Proportional to 2,627.28, 3,940.95 and 1,743.46

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Solution

The fourth proportional to 2,627.28, 3,940.95 and 1,743.46 is: 2,615.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,627.28 : 3,940.95 = 1,743.46 : x
  2. Step 2: Convert to fraction form
    2,627.28/3,940.95 = 1,743.46/x
  3. Step 3: Cross multiply
    2,627.28x = 3,940.95 × 1,743.46
  4. Step 4: Simplify right side
    2,627.28x = 6,870,888.69
  5. Step 5: Solve for x
    x = 6,870,888.69/2,627.28
  6. Step 6: Final answer
    x = 2,615.21

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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.