Home / 4,747.20-6,551.13-2,651.33

Finding the Fourth Proportional to 4,747.20, 6,551.13 and 2,651.33

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Solution

The fourth proportional to 4,747.20, 6,551.13 and 2,651.33 is: 3,658.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,747.20 : 6,551.13 = 2,651.33 : x
  2. Step 2: Convert to fraction form
    4,747.20/6,551.13 = 2,651.33/x
  3. Step 3: Cross multiply
    4,747.20x = 6,551.13 × 2,651.33
  4. Step 4: Simplify right side
    4,747.20x = 17,369,174.75
  5. Step 5: Solve for x
    x = 17,369,174.75/4,747.20
  6. Step 6: Final answer
    x = 3,658.83

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1.5x scale

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.