Home / 5,206.88-7,185.50-2,849.04

Finding the Fourth Proportional to 5,206.88, 7,185.50 and 2,849.04

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Solution

The fourth proportional to 5,206.88, 7,185.50 and 2,849.04 is: 3,931.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,206.88 : 7,185.50 = 2,849.04 : x
  2. Step 2: Convert to fraction form
    5,206.88/7,185.50 = 2,849.04/x
  3. Step 3: Cross multiply
    5,206.88x = 7,185.50 × 2,849.04
  4. Step 4: Simplify right side
    5,206.88x = 20,471,762.67
  5. Step 5: Solve for x
    x = 20,471,762.67/5,206.88
  6. Step 6: Final answer
    x = 3,931.68

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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.