Home / 3,156.53-4,735.29-1,076.64

Finding the Fourth Proportional to 3,156.53, 4,735.29 and 1,076.64

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Solution

The fourth proportional to 3,156.53, 4,735.29 and 1,076.64 is: 1,615.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,156.53 : 4,735.29 = 1,076.64 : x
  2. Step 2: Convert to fraction form
    3,156.53/4,735.29 = 1,076.64/x
  3. Step 3: Cross multiply
    3,156.53x = 4,735.29 × 1,076.64
  4. Step 4: Simplify right side
    3,156.53x = 5,098,202.63
  5. Step 5: Solve for x
    x = 5,098,202.63/3,156.53
  6. Step 6: Final answer
    x = 1,615.13

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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.