Home / 4,213.28-5,813.16-2,721.26

Finding the Fourth Proportional to 4,213.28, 5,813.16 and 2,721.26

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Solution

The fourth proportional to 4,213.28, 5,813.16 and 2,721.26 is: 3,754.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,213.28 : 5,813.16 = 2,721.26 : x
  2. Step 2: Convert to fraction form
    4,213.28/5,813.16 = 2,721.26/x
  3. Step 3: Cross multiply
    4,213.28x = 5,813.16 × 2,721.26
  4. Step 4: Simplify right side
    4,213.28x = 15,819,119.78
  5. Step 5: Solve for x
    x = 15,819,119.78/4,213.28
  6. Step 6: Final answer
    x = 3,754.59

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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.