Home / 3,633.33-5,453.24-1,686.63

Finding the Fourth Proportional to 3,633.33, 5,453.24 and 1,686.63

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Solution

The fourth proportional to 3,633.33, 5,453.24 and 1,686.63 is: 2,531.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,633.33 : 5,453.24 = 1,686.63 : x
  2. Step 2: Convert to fraction form
    3,633.33/5,453.24 = 1,686.63/x
  3. Step 3: Cross multiply
    3,633.33x = 5,453.24 × 1,686.63
  4. Step 4: Simplify right side
    3,633.33x = 9,197,589.75
  5. Step 5: Solve for x
    x = 9,197,589.75/3,633.33
  6. Step 6: Final answer
    x = 2,531.45

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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.