Home / 2,681.27-4,021.21-1,803.27

Finding the Fourth Proportional to 2,681.27, 4,021.21 and 1,803.27

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Solution

The fourth proportional to 2,681.27, 4,021.21 and 1,803.27 is: 2,704.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,681.27 : 4,021.21 = 1,803.27 : x
  2. Step 2: Convert to fraction form
    2,681.27/4,021.21 = 1,803.27/x
  3. Step 3: Cross multiply
    2,681.27x = 4,021.21 × 1,803.27
  4. Step 4: Simplify right side
    2,681.27x = 7,251,327.36
  5. Step 5: Solve for x
    x = 7,251,327.36/2,681.27
  6. Step 6: Final answer
    x = 2,704.44

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1.5x scale

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.