Home / 11,474.09-17,211.15-3,154.98

Finding the Fourth Proportional to 11,474.09, 17,211.15 and 3,154.98

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Solution

The fourth proportional to 11,474.09, 17,211.15 and 3,154.98 is: 4,732.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,474.09 : 17,211.15 = 3,154.98 : x
  2. Step 2: Convert to fraction form
    11,474.09/17,211.15 = 3,154.98/x
  3. Step 3: Cross multiply
    11,474.09x = 17,211.15 × 3,154.98
  4. Step 4: Simplify right side
    11,474.09x = 54,300,898.57
  5. Step 5: Solve for x
    x = 54,300,898.57/11,474.09
  6. Step 6: Final answer
    x = 4,732.48

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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.