Home / 1,732.66-2,391.12-946.76

Finding the Fourth Proportional to 1,732.66, 2,391.12 and 946.76

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Solution

The fourth proportional to 1,732.66, 2,391.12 and 946.76 is: 1,306.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,732.66 : 2,391.12 = 946.76 : x
  2. Step 2: Convert to fraction form
    1,732.66/2,391.12 = 946.76/x
  3. Step 3: Cross multiply
    1,732.66x = 2,391.12 × 946.76
  4. Step 4: Simplify right side
    1,732.66x = 2,263,804.82
  5. Step 5: Solve for x
    x = 2,263,804.82/1,732.66
  6. Step 6: Final answer
    x = 1,306.55

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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.