Home / 11,450.40-17,176.28-3,553.66

Finding the Fourth Proportional to 11,450.40, 17,176.28 and 3,553.66

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Solution

The fourth proportional to 11,450.40, 17,176.28 and 3,553.66 is: 5,330.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,450.40 : 17,176.28 = 3,553.66 : x
  2. Step 2: Convert to fraction form
    11,450.40/17,176.28 = 3,553.66/x
  3. Step 3: Cross multiply
    11,450.40x = 17,176.28 × 3,553.66
  4. Step 4: Simplify right side
    11,450.40x = 61,038,659.18
  5. Step 5: Solve for x
    x = 61,038,659.18/11,450.40
  6. Step 6: Final answer
    x = 5,330.70

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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.