Home / 1,838.35-2,537.75-1,176.09

Finding the Fourth Proportional to 1,838.35, 2,537.75 and 1,176.09

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Solution

The fourth proportional to 1,838.35, 2,537.75 and 1,176.09 is: 1,623.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,838.35 : 2,537.75 = 1,176.09 : x
  2. Step 2: Convert to fraction form
    1,838.35/2,537.75 = 1,176.09/x
  3. Step 3: Cross multiply
    1,838.35x = 2,537.75 × 1,176.09
  4. Step 4: Simplify right side
    1,838.35x = 2,984,622.40
  5. Step 5: Solve for x
    x = 2,984,622.40/1,838.35
  6. Step 6: Final answer
    x = 1,623.53

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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.