Home / 4,153.82-5,729.04-2,661.89

Finding the Fourth Proportional to 4,153.82, 5,729.04 and 2,661.89

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Solution

The fourth proportional to 4,153.82, 5,729.04 and 2,661.89 is: 3,671.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,153.82 : 5,729.04 = 2,661.89 : x
  2. Step 2: Convert to fraction form
    4,153.82/5,729.04 = 2,661.89/x
  3. Step 3: Cross multiply
    4,153.82x = 5,729.04 × 2,661.89
  4. Step 4: Simplify right side
    4,153.82x = 15,250,045.64
  5. Step 5: Solve for x
    x = 15,250,045.64/4,153.82
  6. Step 6: Final answer
    x = 3,671.33

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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.