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Finding the Fourth Proportional to 1,792.84, 2,474.18 and 1,046.68

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Solution

The fourth proportional to 1,792.84, 2,474.18 and 1,046.68 is: 1,444.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,792.84 : 2,474.18 = 1,046.68 : x
  2. Step 2: Convert to fraction form
    1,792.84/2,474.18 = 1,046.68/x
  3. Step 3: Cross multiply
    1,792.84x = 2,474.18 × 1,046.68
  4. Step 4: Simplify right side
    1,792.84x = 2,589,674.72
  5. Step 5: Solve for x
    x = 2,589,674.72/1,792.84
  6. Step 6: Final answer
    x = 1,444.45

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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.