Home / 3,302.21-4,557.05-1,904.96

Finding the Fourth Proportional to 3,302.21, 4,557.05 and 1,904.96

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Solution

The fourth proportional to 3,302.21, 4,557.05 and 1,904.96 is: 2,628.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,302.21 : 4,557.05 = 1,904.96 : x
  2. Step 2: Convert to fraction form
    3,302.21/4,557.05 = 1,904.96/x
  3. Step 3: Cross multiply
    3,302.21x = 4,557.05 × 1,904.96
  4. Step 4: Simplify right side
    3,302.21x = 8,680,997.97
  5. Step 5: Solve for x
    x = 8,680,997.97/3,302.21
  6. Step 6: Final answer
    x = 2,628.84

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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.