Home / 3,063.92-4,228.17-1,666.67

Finding the Fourth Proportional to 3,063.92, 4,228.17 and 1,666.67

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Solution

The fourth proportional to 3,063.92, 4,228.17 and 1,666.67 is: 2,299.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,063.92 : 4,228.17 = 1,666.67 : x
  2. Step 2: Convert to fraction form
    3,063.92/4,228.17 = 1,666.67/x
  3. Step 3: Cross multiply
    3,063.92x = 4,228.17 × 1,666.67
  4. Step 4: Simplify right side
    3,063.92x = 7,046,964.09
  5. Step 5: Solve for x
    x = 7,046,964.09/3,063.92
  6. Step 6: Final answer
    x = 2,299.98

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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.