Home / 3,369.12-4,649.42-1,952.86

Finding the Fourth Proportional to 3,369.12, 4,649.42 and 1,952.86

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Solution

The fourth proportional to 3,369.12, 4,649.42 and 1,952.86 is: 2,694.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,369.12 : 4,649.42 = 1,952.86 : x
  2. Step 2: Convert to fraction form
    3,369.12/4,649.42 = 1,952.86/x
  3. Step 3: Cross multiply
    3,369.12x = 4,649.42 × 1,952.86
  4. Step 4: Simplify right side
    3,369.12x = 9,079,666.34
  5. Step 5: Solve for x
    x = 9,079,666.34/3,369.12
  6. Step 6: Final answer
    x = 2,694.97

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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.