Home / 4,146.21-5,721.89-2,353.66

Finding the Fourth Proportional to 4,146.21, 5,721.89 and 2,353.66

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Solution

The fourth proportional to 4,146.21, 5,721.89 and 2,353.66 is: 3,248.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,146.21 : 5,721.89 = 2,353.66 : x
  2. Step 2: Convert to fraction form
    4,146.21/5,721.89 = 2,353.66/x
  3. Step 3: Cross multiply
    4,146.21x = 5,721.89 × 2,353.66
  4. Step 4: Simplify right side
    4,146.21x = 13,467,383.62
  5. Step 5: Solve for x
    x = 13,467,383.62/4,146.21
  6. Step 6: Final answer
    x = 3,248.12

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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.