Home / 3,682.73-5,525.08-1,218.24

Finding the Fourth Proportional to 3,682.73, 5,525.08 and 1,218.24

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Solution

The fourth proportional to 3,682.73, 5,525.08 and 1,218.24 is: 1,827.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,682.73 : 5,525.08 = 1,218.24 : x
  2. Step 2: Convert to fraction form
    3,682.73/5,525.08 = 1,218.24/x
  3. Step 3: Cross multiply
    3,682.73x = 5,525.08 × 1,218.24
  4. Step 4: Simplify right side
    3,682.73x = 6,730,870.41
  5. Step 5: Solve for x
    x = 6,730,870.41/3,682.73
  6. Step 6: Final answer
    x = 1,827.68

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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.