Home / 11,465.06-17,198.50-4,891.30

Finding the Fourth Proportional to 11,465.06, 17,198.50 and 4,891.30

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Solution

The fourth proportional to 11,465.06, 17,198.50 and 4,891.30 is: 7,337.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,465.06 : 17,198.50 = 4,891.30 : x
  2. Step 2: Convert to fraction form
    11,465.06/17,198.50 = 4,891.30/x
  3. Step 3: Cross multiply
    11,465.06x = 17,198.50 × 4,891.30
  4. Step 4: Simplify right side
    11,465.06x = 84,123,023.05
  5. Step 5: Solve for x
    x = 84,123,023.05/11,465.06
  6. Step 6: Final answer
    x = 7,337.34

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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.