Home / 11,557.22-17,338.43-3,660.22

Finding the Fourth Proportional to 11,557.22, 17,338.43 and 3,660.22

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Solution

The fourth proportional to 11,557.22, 17,338.43 and 3,660.22 is: 5,491.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,557.22 : 17,338.43 = 3,660.22 : x
  2. Step 2: Convert to fraction form
    11,557.22/17,338.43 = 3,660.22/x
  3. Step 3: Cross multiply
    11,557.22x = 17,338.43 × 3,660.22
  4. Step 4: Simplify right side
    11,557.22x = 63,462,381.56
  5. Step 5: Solve for x
    x = 63,462,381.56/11,557.22
  6. Step 6: Final answer
    x = 5,491.15

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1.5x scale

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.