Home / 3,063.72-4,227.90-1,666.46

Finding the Fourth Proportional to 3,063.72, 4,227.90 and 1,666.46

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Solution

The fourth proportional to 3,063.72, 4,227.90 and 1,666.46 is: 2,299.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,063.72 : 4,227.90 = 1,666.46 : x
  2. Step 2: Convert to fraction form
    3,063.72/4,227.90 = 1,666.46/x
  3. Step 3: Cross multiply
    3,063.72x = 4,227.90 × 1,666.46
  4. Step 4: Simplify right side
    3,063.72x = 7,045,626.23
  5. Step 5: Solve for x
    x = 7,045,626.23/3,063.72
  6. Step 6: Final answer
    x = 2,299.70

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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.