Home / 1,276.01-1,908.42-1,182.60

Finding the Fourth Proportional to 1,276.01, 1,908.42 and 1,182.60

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Solution

The fourth proportional to 1,276.01, 1,908.42 and 1,182.60 is: 1,768.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,276.01 : 1,908.42 = 1,182.60 : x
  2. Step 2: Convert to fraction form
    1,276.01/1,908.42 = 1,182.60/x
  3. Step 3: Cross multiply
    1,276.01x = 1,908.42 × 1,182.60
  4. Step 4: Simplify right side
    1,276.01x = 2,256,897.49
  5. Step 5: Solve for x
    x = 2,256,897.49/1,276.01
  6. Step 6: Final answer
    x = 1,768.71

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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.