Home / 4,950.81-7,426.45-2,757.89

Finding the Fourth Proportional to 4,950.81, 7,426.45 and 2,757.89

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Solution

The fourth proportional to 4,950.81, 7,426.45 and 2,757.89 is: 4,136.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,950.81 : 7,426.45 = 2,757.89 : x
  2. Step 2: Convert to fraction form
    4,950.81/7,426.45 = 2,757.89/x
  3. Step 3: Cross multiply
    4,950.81x = 7,426.45 × 2,757.89
  4. Step 4: Simplify right side
    4,950.81x = 20,481,332.19
  5. Step 5: Solve for x
    x = 20,481,332.19/4,950.81
  6. Step 6: Final answer
    x = 4,136.97

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1.5x scale

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.