Home / 1,732.33-2,390.63-946.38

Finding the Fourth Proportional to 1,732.33, 2,390.63 and 946.38

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Solution

The fourth proportional to 1,732.33, 2,390.63 and 946.38 is: 1,306.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,732.33 : 2,390.63 = 946.38 : x
  2. Step 2: Convert to fraction form
    1,732.33/2,390.63 = 946.38/x
  3. Step 3: Cross multiply
    1,732.33x = 2,390.63 × 946.38
  4. Step 4: Simplify right side
    1,732.33x = 2,262,427.73
  5. Step 5: Solve for x
    x = 2,262,427.73/1,732.33
  6. Step 6: Final answer
    x = 1,306.00

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Why These Related Problems?

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