Home / 11,458.30-17,189.23-4,884.50

Finding the Fourth Proportional to 11,458.30, 17,189.23 and 4,884.50

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Solution

The fourth proportional to 11,458.30, 17,189.23 and 4,884.50 is: 7,327.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,458.30 : 17,189.23 = 4,884.50 : x
  2. Step 2: Convert to fraction form
    11,458.30/17,189.23 = 4,884.50/x
  3. Step 3: Cross multiply
    11,458.30x = 17,189.23 × 4,884.50
  4. Step 4: Simplify right side
    11,458.30x = 83,960,793.94
  5. Step 5: Solve for x
    x = 83,960,793.94/11,458.30
  6. Step 6: Final answer
    x = 7,327.51

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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.