Home / 11,455.92-17,184.53-3,559.18

Finding the Fourth Proportional to 11,455.92, 17,184.53 and 3,559.18

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Solution

The fourth proportional to 11,455.92, 17,184.53 and 3,559.18 is: 5,338.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,455.92 : 17,184.53 = 3,559.18 : x
  2. Step 2: Convert to fraction form
    11,455.92/17,184.53 = 3,559.18/x
  3. Step 3: Cross multiply
    11,455.92x = 17,184.53 × 3,559.18
  4. Step 4: Simplify right side
    11,455.92x = 61,162,817.69
  5. Step 5: Solve for x
    x = 61,162,817.69/11,455.92
  6. Step 6: Final answer
    x = 5,338.97

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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.