Home / 3,681.45-5,514.08-2,853.23

Finding the Fourth Proportional to 3,681.45, 5,514.08 and 2,853.23

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Solution

The fourth proportional to 3,681.45, 5,514.08 and 2,853.23 is: 4,273.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,681.45 : 5,514.08 = 2,853.23 : x
  2. Step 2: Convert to fraction form
    3,681.45/5,514.08 = 2,853.23/x
  3. Step 3: Cross multiply
    3,681.45x = 5,514.08 × 2,853.23
  4. Step 4: Simplify right side
    3,681.45x = 15,732,896.64
  5. Step 5: Solve for x
    x = 15,732,896.64/3,681.45
  6. Step 6: Final answer
    x = 4,273.56

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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.