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Finding the Fourth Proportional to 1,823.57, 2,735.08 and 591.09

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Solution

The fourth proportional to 1,823.57, 2,735.08 and 591.09 is: 886.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,823.57 : 2,735.08 = 591.09 : x
  2. Step 2: Convert to fraction form
    1,823.57/2,735.08 = 591.09/x
  3. Step 3: Cross multiply
    1,823.57x = 2,735.08 × 591.09
  4. Step 4: Simplify right side
    1,823.57x = 1,616,670.03
  5. Step 5: Solve for x
    x = 1,616,670.03/1,823.57
  6. Step 6: Final answer
    x = 886.54

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.