Home / 11,415.01-17,122.47-3,624.43

Finding the Fourth Proportional to 11,415.01, 17,122.47 and 3,624.43

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Solution

The fourth proportional to 11,415.01, 17,122.47 and 3,624.43 is: 5,436.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,415.01 : 17,122.47 = 3,624.43 : x
  2. Step 2: Convert to fraction form
    11,415.01/17,122.47 = 3,624.43/x
  3. Step 3: Cross multiply
    11,415.01x = 17,122.47 × 3,624.43
  4. Step 4: Simplify right side
    11,415.01x = 62,059,193.94
  5. Step 5: Solve for x
    x = 62,059,193.94/11,415.01
  6. Step 6: Final answer
    x = 5,436.63

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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.