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Finding the Fourth Proportional to 1,824.30, 2,735.88 and 591.38

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Solution

The fourth proportional to 1,824.30, 2,735.88 and 591.38 is: 886.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,824.30 : 2,735.88 = 591.38 : x
  2. Step 2: Convert to fraction form
    1,824.30/2,735.88 = 591.38/x
  3. Step 3: Cross multiply
    1,824.30x = 2,735.88 × 591.38
  4. Step 4: Simplify right side
    1,824.30x = 1,617,944.71
  5. Step 5: Solve for x
    x = 1,617,944.71/1,824.30
  6. Step 6: Final answer
    x = 886.89

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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.