Home / 11,141.62-16,709.67-4,903.19

Finding the Fourth Proportional to 11,141.62, 16,709.67 and 4,903.19

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Solution

The fourth proportional to 11,141.62, 16,709.67 and 4,903.19 is: 7,353.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,141.62 : 16,709.67 = 4,903.19 : x
  2. Step 2: Convert to fraction form
    11,141.62/16,709.67 = 4,903.19/x
  3. Step 3: Cross multiply
    11,141.62x = 16,709.67 × 4,903.19
  4. Step 4: Simplify right side
    11,141.62x = 81,930,686.85
  5. Step 5: Solve for x
    x = 81,930,686.85/11,141.62
  6. Step 6: Final answer
    x = 7,353.57

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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.