Home / 4,684.77-7,029.18-2,221.34

Finding the Fourth Proportional to 4,684.77, 7,029.18 and 2,221.34

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Solution

The fourth proportional to 4,684.77, 7,029.18 and 2,221.34 is: 3,332.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,684.77 : 7,029.18 = 2,221.34 : x
  2. Step 2: Convert to fraction form
    4,684.77/7,029.18 = 2,221.34/x
  3. Step 3: Cross multiply
    4,684.77x = 7,029.18 × 2,221.34
  4. Step 4: Simplify right side
    4,684.77x = 15,614,163.56
  5. Step 5: Solve for x
    x = 15,614,163.56/4,684.77
  6. Step 6: Final answer
    x = 3,332.96

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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.