Home / 4,005.29-5,527.23-2,212.79

Finding the Fourth Proportional to 4,005.29, 5,527.23 and 2,212.79

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Solution

The fourth proportional to 4,005.29, 5,527.23 and 2,212.79 is: 3,053.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,005.29 : 5,527.23 = 2,212.79 : x
  2. Step 2: Convert to fraction form
    4,005.29/5,527.23 = 2,212.79/x
  3. Step 3: Cross multiply
    4,005.29x = 5,527.23 × 2,212.79
  4. Step 4: Simplify right side
    4,005.29x = 12,230,599.27
  5. Step 5: Solve for x
    x = 12,230,599.27/4,005.29
  6. Step 6: Final answer
    x = 3,053.61

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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.