Home / 4,922.16-7,376.76-2,729.76

Finding the Fourth Proportional to 4,922.16, 7,376.76 and 2,729.76

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Solution

The fourth proportional to 4,922.16, 7,376.76 and 2,729.76 is: 4,091.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,922.16 : 7,376.76 = 2,729.76 : x
  2. Step 2: Convert to fraction form
    4,922.16/7,376.76 = 2,729.76/x
  3. Step 3: Cross multiply
    4,922.16x = 7,376.76 × 2,729.76
  4. Step 4: Simplify right side
    4,922.16x = 20,136,784.38
  5. Step 5: Solve for x
    x = 20,136,784.38/4,922.16
  6. Step 6: Final answer
    x = 4,091.05

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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.