Home / 4,908.80-7,364.52-2,136.07

Finding the Fourth Proportional to 4,908.80, 7,364.52 and 2,136.07

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Solution

The fourth proportional to 4,908.80, 7,364.52 and 2,136.07 is: 3,204.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,908.80 : 7,364.52 = 2,136.07 : x
  2. Step 2: Convert to fraction form
    4,908.80/7,364.52 = 2,136.07/x
  3. Step 3: Cross multiply
    4,908.80x = 7,364.52 × 2,136.07
  4. Step 4: Simplify right side
    4,908.80x = 15,731,139.44
  5. Step 5: Solve for x
    x = 15,731,139.44/4,908.80
  6. Step 6: Final answer
    x = 3,204.68

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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.