Home / 1,732.11-2,390.34-946.23

Finding the Fourth Proportional to 1,732.11, 2,390.34 and 946.23

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Solution

The fourth proportional to 1,732.11, 2,390.34 and 946.23 is: 1,305.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,732.11 : 2,390.34 = 946.23 : x
  2. Step 2: Convert to fraction form
    1,732.11/2,390.34 = 946.23/x
  3. Step 3: Cross multiply
    1,732.11x = 2,390.34 × 946.23
  4. Step 4: Simplify right side
    1,732.11x = 2,261,811.42
  5. Step 5: Solve for x
    x = 2,261,811.42/1,732.11
  6. Step 6: Final answer
    x = 1,305.81

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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.