Home / 3,530.46-4,872.33-1,958.88

Finding the Fourth Proportional to 3,530.46, 4,872.33 and 1,958.88

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Solution

The fourth proportional to 3,530.46, 4,872.33 and 1,958.88 is: 2,703.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,530.46 : 4,872.33 = 1,958.88 : x
  2. Step 2: Convert to fraction form
    3,530.46/4,872.33 = 1,958.88/x
  3. Step 3: Cross multiply
    3,530.46x = 4,872.33 × 1,958.88
  4. Step 4: Simplify right side
    3,530.46x = 9,544,309.79
  5. Step 5: Solve for x
    x = 9,544,309.79/3,530.46
  6. Step 6: Final answer
    x = 2,703.42

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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.