Home / 2,192.41-3,023.80-1,406.53

Finding the Fourth Proportional to 2,192.41, 3,023.80 and 1,406.53

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Solution

The fourth proportional to 2,192.41, 3,023.80 and 1,406.53 is: 1,939.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,192.41 : 3,023.80 = 1,406.53 : x
  2. Step 2: Convert to fraction form
    2,192.41/3,023.80 = 1,406.53/x
  3. Step 3: Cross multiply
    2,192.41x = 3,023.80 × 1,406.53
  4. Step 4: Simplify right side
    2,192.41x = 4,253,065.41
  5. Step 5: Solve for x
    x = 4,253,065.41/2,192.41
  6. Step 6: Final answer
    x = 1,939.90

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.