Home / 1,353.26-2,029.90-441.26

Finding the Fourth Proportional to 1,353.26, 2,029.90 and 441.26

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Solution

The fourth proportional to 1,353.26, 2,029.90 and 441.26 is: 661.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,353.26 : 2,029.90 = 441.26 : x
  2. Step 2: Convert to fraction form
    1,353.26/2,029.90 = 441.26/x
  3. Step 3: Cross multiply
    1,353.26x = 2,029.90 × 441.26
  4. Step 4: Simplify right side
    1,353.26x = 895,713.67
  5. Step 5: Solve for x
    x = 895,713.67/1,353.26
  6. Step 6: Final answer
    x = 661.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.