Home / 1,043.35-1,554.46-1,033.09

Finding the Fourth Proportional to 1,043.35, 1,554.46 and 1,033.09

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Solution

The fourth proportional to 1,043.35, 1,554.46 and 1,033.09 is: 1,539.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,043.35 : 1,554.46 = 1,033.09 : x
  2. Step 2: Convert to fraction form
    1,043.35/1,554.46 = 1,033.09/x
  3. Step 3: Cross multiply
    1,043.35x = 1,554.46 × 1,033.09
  4. Step 4: Simplify right side
    1,043.35x = 1,605,890.61
  5. Step 5: Solve for x
    x = 1,605,890.61/1,043.35
  6. Step 6: Final answer
    x = 1,539.17

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.