Home / 1,504.62-2,076.58-841.61

Finding the Fourth Proportional to 1,504.62, 2,076.58 and 841.61

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Solution

The fourth proportional to 1,504.62, 2,076.58 and 841.61 is: 1,161.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,504.62 : 2,076.58 = 841.61 : x
  2. Step 2: Convert to fraction form
    1,504.62/2,076.58 = 841.61/x
  3. Step 3: Cross multiply
    1,504.62x = 2,076.58 × 841.61
  4. Step 4: Simplify right side
    1,504.62x = 1,747,673.58
  5. Step 5: Solve for x
    x = 1,747,673.58/1,504.62
  6. Step 6: Final answer
    x = 1,161.54

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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.