Home / 2,846.13-3,927.68-1,604.13

Finding the Fourth Proportional to 2,846.13, 3,927.68 and 1,604.13

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Solution

The fourth proportional to 2,846.13, 3,927.68 and 1,604.13 is: 2,213.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,846.13 : 3,927.68 = 1,604.13 : x
  2. Step 2: Convert to fraction form
    2,846.13/3,927.68 = 1,604.13/x
  3. Step 3: Cross multiply
    2,846.13x = 3,927.68 × 1,604.13
  4. Step 4: Simplify right side
    2,846.13x = 6,300,493.69
  5. Step 5: Solve for x
    x = 6,300,493.69/2,846.13
  6. Step 6: Final answer
    x = 2,213.71

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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.