Home / 5,456.22-7,529.23-3,217.58

Finding the Fourth Proportional to 5,456.22, 7,529.23 and 3,217.58

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Solution

The fourth proportional to 5,456.22, 7,529.23 and 3,217.58 is: 4,440.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,456.22 : 7,529.23 = 3,217.58 : x
  2. Step 2: Convert to fraction form
    5,456.22/7,529.23 = 3,217.58/x
  3. Step 3: Cross multiply
    5,456.22x = 7,529.23 × 3,217.58
  4. Step 4: Simplify right side
    5,456.22x = 24,225,910.64
  5. Step 5: Solve for x
    x = 24,225,910.64/5,456.22
  6. Step 6: Final answer
    x = 4,440.05

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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.