Home / 11,400.62-17,100.94-9,106.70

Finding the Fourth Proportional to 11,400.62, 17,100.94 and 9,106.70

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Solution

The fourth proportional to 11,400.62, 17,100.94 and 9,106.70 is: 13,660.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,400.62 : 17,100.94 = 9,106.70 : x
  2. Step 2: Convert to fraction form
    11,400.62/17,100.94 = 9,106.70/x
  3. Step 3: Cross multiply
    11,400.62x = 17,100.94 × 9,106.70
  4. Step 4: Simplify right side
    11,400.62x = 155,733,130.30
  5. Step 5: Solve for x
    x = 155,733,130.30/11,400.62
  6. Step 6: Final answer
    x = 13,660.06

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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.