Home / 4,215.33-5,817.48-2,327.28

Finding the Fourth Proportional to 4,215.33, 5,817.48 and 2,327.28

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Solution

The fourth proportional to 4,215.33, 5,817.48 and 2,327.28 is: 3,211.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,215.33 : 5,817.48 = 2,327.28 : x
  2. Step 2: Convert to fraction form
    4,215.33/5,817.48 = 2,327.28/x
  3. Step 3: Cross multiply
    4,215.33x = 5,817.48 × 2,327.28
  4. Step 4: Simplify right side
    4,215.33x = 13,538,904.85
  5. Step 5: Solve for x
    x = 13,538,904.85/4,215.33
  6. Step 6: Final answer
    x = 3,211.82

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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.