Home / 4,215.66-5,817.60-2,327.25

Finding the Fourth Proportional to 4,215.66, 5,817.60 and 2,327.25

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Solution

The fourth proportional to 4,215.66, 5,817.60 and 2,327.25 is: 3,211.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,215.66 : 5,817.60 = 2,327.25 : x
  2. Step 2: Convert to fraction form
    4,215.66/5,817.60 = 2,327.25/x
  3. Step 3: Cross multiply
    4,215.66x = 5,817.60 × 2,327.25
  4. Step 4: Simplify right side
    4,215.66x = 13,539,009.60
  5. Step 5: Solve for x
    x = 13,539,009.60/4,215.66
  6. Step 6: Final answer
    x = 3,211.60

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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.