Home / 11,400.05-17,097.90-4,830.84

Finding the Fourth Proportional to 11,400.05, 17,097.90 and 4,830.84

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Solution

The fourth proportional to 11,400.05, 17,097.90 and 4,830.84 is: 7,245.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,400.05 : 17,097.90 = 4,830.84 : x
  2. Step 2: Convert to fraction form
    11,400.05/17,097.90 = 4,830.84/x
  3. Step 3: Cross multiply
    11,400.05x = 17,097.90 × 4,830.84
  4. Step 4: Simplify right side
    11,400.05x = 82,597,219.24
  5. Step 5: Solve for x
    x = 82,597,219.24/11,400.05
  6. Step 6: Final answer
    x = 7,245.34

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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.