Home / 3,682.02-5,521.77-1,993.07

Finding the Fourth Proportional to 3,682.02, 5,521.77 and 1,993.07

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Solution

The fourth proportional to 3,682.02, 5,521.77 and 1,993.07 is: 2,988.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,682.02 : 5,521.77 = 1,993.07 : x
  2. Step 2: Convert to fraction form
    3,682.02/5,521.77 = 1,993.07/x
  3. Step 3: Cross multiply
    3,682.02x = 5,521.77 × 1,993.07
  4. Step 4: Simplify right side
    3,682.02x = 11,005,246.53
  5. Step 5: Solve for x
    x = 11,005,246.53/3,682.02
  6. Step 6: Final answer
    x = 2,988.92

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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.