Home / 1,592.70-2,198.43-929.82

Finding the Fourth Proportional to 1,592.70, 2,198.43 and 929.82

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Solution

The fourth proportional to 1,592.70, 2,198.43 and 929.82 is: 1,283.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,592.70 : 2,198.43 = 929.82 : x
  2. Step 2: Convert to fraction form
    1,592.70/2,198.43 = 929.82/x
  3. Step 3: Cross multiply
    1,592.70x = 2,198.43 × 929.82
  4. Step 4: Simplify right side
    1,592.70x = 2,044,144.18
  5. Step 5: Solve for x
    x = 2,044,144.18/1,592.70
  6. Step 6: Final answer
    x = 1,283.45

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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.