Home / 4,101.05-5,660.06-2,609.61

Finding the Fourth Proportional to 4,101.05, 5,660.06 and 2,609.61

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Solution

The fourth proportional to 4,101.05, 5,660.06 and 2,609.61 is: 3,601.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,101.05 : 5,660.06 = 2,609.61 : x
  2. Step 2: Convert to fraction form
    4,101.05/5,660.06 = 2,609.61/x
  3. Step 3: Cross multiply
    4,101.05x = 5,660.06 × 2,609.61
  4. Step 4: Simplify right side
    4,101.05x = 14,770,536.13
  5. Step 5: Solve for x
    x = 14,770,536.13/4,101.05
  6. Step 6: Final answer
    x = 3,601.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.