Home / 11,710.82-17,563.64-3,389.01

Finding the Fourth Proportional to 11,710.82, 17,563.64 and 3,389.01

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Solution

The fourth proportional to 11,710.82, 17,563.64 and 3,389.01 is: 5,082.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,710.82 : 17,563.64 = 3,389.01 : x
  2. Step 2: Convert to fraction form
    11,710.82/17,563.64 = 3,389.01/x
  3. Step 3: Cross multiply
    11,710.82x = 17,563.64 × 3,389.01
  4. Step 4: Simplify right side
    11,710.82x = 59,523,334.65
  5. Step 5: Solve for x
    x = 59,523,334.65/11,710.82
  6. Step 6: Final answer
    x = 5,082.77

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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.