Home / 11,458.04-17,189.62-4,438.14

Finding the Fourth Proportional to 11,458.04, 17,189.62 and 4,438.14

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Solution

The fourth proportional to 11,458.04, 17,189.62 and 4,438.14 is: 6,658.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,458.04 : 17,189.62 = 4,438.14 : x
  2. Step 2: Convert to fraction form
    11,458.04/17,189.62 = 4,438.14/x
  3. Step 3: Cross multiply
    11,458.04x = 17,189.62 × 4,438.14
  4. Step 4: Simplify right side
    11,458.04x = 76,289,940.11
  5. Step 5: Solve for x
    x = 76,289,940.11/11,458.04
  6. Step 6: Final answer
    x = 6,658.20

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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.