Home / 3,134.96-4,326.01-1,718.42

Finding the Fourth Proportional to 3,134.96, 4,326.01 and 1,718.42

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Solution

The fourth proportional to 3,134.96, 4,326.01 and 1,718.42 is: 2,371.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,134.96 : 4,326.01 = 1,718.42 : x
  2. Step 2: Convert to fraction form
    3,134.96/4,326.01 = 1,718.42/x
  3. Step 3: Cross multiply
    3,134.96x = 4,326.01 × 1,718.42
  4. Step 4: Simplify right side
    3,134.96x = 7,433,871.88
  5. Step 5: Solve for x
    x = 7,433,871.88/3,134.96
  6. Step 6: Final answer
    x = 2,371.29

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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.