Home / 3,096.16-4,638.04-1,862.88

Finding the Fourth Proportional to 3,096.16, 4,638.04 and 1,862.88

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Solution

The fourth proportional to 3,096.16, 4,638.04 and 1,862.88 is: 2,790.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,096.16 : 4,638.04 = 1,862.88 : x
  2. Step 2: Convert to fraction form
    3,096.16/4,638.04 = 1,862.88/x
  3. Step 3: Cross multiply
    3,096.16x = 4,638.04 × 1,862.88
  4. Step 4: Simplify right side
    3,096.16x = 8,640,111.96
  5. Step 5: Solve for x
    x = 8,640,111.96/3,096.16
  6. Step 6: Final answer
    x = 2,790.59

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.