Home / 2,002.64-3,001.23-1,270.91

Finding the Fourth Proportional to 2,002.64, 3,001.23 and 1,270.91

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Solution

The fourth proportional to 2,002.64, 3,001.23 and 1,270.91 is: 1,904.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,002.64 : 3,001.23 = 1,270.91 : x
  2. Step 2: Convert to fraction form
    2,002.64/3,001.23 = 1,270.91/x
  3. Step 3: Cross multiply
    2,002.64x = 3,001.23 × 1,270.91
  4. Step 4: Simplify right side
    2,002.64x = 3,814,293.22
  5. Step 5: Solve for x
    x = 3,814,293.22/2,002.64
  6. Step 6: Final answer
    x = 1,904.63

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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.