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Finding the Fourth Proportional to 2,364.53, 3,546.43 and 903.36

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Solution

The fourth proportional to 2,364.53, 3,546.43 and 903.36 is: 1,354.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,364.53 : 3,546.43 = 903.36 : x
  2. Step 2: Convert to fraction form
    2,364.53/3,546.43 = 903.36/x
  3. Step 3: Cross multiply
    2,364.53x = 3,546.43 × 903.36
  4. Step 4: Simplify right side
    2,364.53x = 3,203,700.75
  5. Step 5: Solve for x
    x = 3,203,700.75/2,364.53
  6. Step 6: Final answer
    x = 1,354.90

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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.