Home / 11,423.21-17,117.01-5,493.69

Finding the Fourth Proportional to 11,423.21, 17,117.01 and 5,493.69

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Solution

The fourth proportional to 11,423.21, 17,117.01 and 5,493.69 is: 8,231.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,423.21 : 17,117.01 = 5,493.69 : x
  2. Step 2: Convert to fraction form
    11,423.21/17,117.01 = 5,493.69/x
  3. Step 3: Cross multiply
    11,423.21x = 17,117.01 × 5,493.69
  4. Step 4: Simplify right side
    11,423.21x = 94,035,546.67
  5. Step 5: Solve for x
    x = 94,035,546.67/11,423.21
  6. Step 6: Final answer
    x = 8,231.98

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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.