Home / 7,105.22-10,657.84-2,174.84

Finding the Fourth Proportional to 7,105.22, 10,657.84 and 2,174.84

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Solution

The fourth proportional to 7,105.22, 10,657.84 and 2,174.84 is: 3,262.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,105.22 : 10,657.84 = 2,174.84 : x
  2. Step 2: Convert to fraction form
    7,105.22/10,657.84 = 2,174.84/x
  3. Step 3: Cross multiply
    7,105.22x = 10,657.84 × 2,174.84
  4. Step 4: Simplify right side
    7,105.22x = 23,179,043.46
  5. Step 5: Solve for x
    x = 23,179,043.46/7,105.22
  6. Step 6: Final answer
    x = 3,262.26

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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.