Home / 3,563.14-4,921.50-2,670.88

Finding the Fourth Proportional to 3,563.14, 4,921.50 and 2,670.88

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Solution

The fourth proportional to 3,563.14, 4,921.50 and 2,670.88 is: 3,689.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,563.14 : 4,921.50 = 2,670.88 : x
  2. Step 2: Convert to fraction form
    3,563.14/4,921.50 = 2,670.88/x
  3. Step 3: Cross multiply
    3,563.14x = 4,921.50 × 2,670.88
  4. Step 4: Simplify right side
    3,563.14x = 13,144,735.92
  5. Step 5: Solve for x
    x = 13,144,735.92/3,563.14
  6. Step 6: Final answer
    x = 3,689.09

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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.