Home / 3,063.13-4,227.15-1,665.91

Finding the Fourth Proportional to 3,063.13, 4,227.15 and 1,665.91

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Solution

The fourth proportional to 3,063.13, 4,227.15 and 1,665.91 is: 2,298.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,063.13 : 4,227.15 = 1,665.91 : x
  2. Step 2: Convert to fraction form
    3,063.13/4,227.15 = 1,665.91/x
  3. Step 3: Cross multiply
    3,063.13x = 4,227.15 × 1,665.91
  4. Step 4: Simplify right side
    3,063.13x = 7,042,021.99
  5. Step 5: Solve for x
    x = 7,042,021.99/3,063.13
  6. Step 6: Final answer
    x = 2,298.97

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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.