Home / 11,147.03-16,721.45-4,573.27

Finding the Fourth Proportional to 11,147.03, 16,721.45 and 4,573.27

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Solution

The fourth proportional to 11,147.03, 16,721.45 and 4,573.27 is: 6,860.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,147.03 : 16,721.45 = 4,573.27 : x
  2. Step 2: Convert to fraction form
    11,147.03/16,721.45 = 4,573.27/x
  3. Step 3: Cross multiply
    11,147.03x = 16,721.45 × 4,573.27
  4. Step 4: Simplify right side
    11,147.03x = 76,471,705.64
  5. Step 5: Solve for x
    x = 76,471,705.64/11,147.03
  6. Step 6: Final answer
    x = 6,860.28

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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.