Home / 6,651.74-9,179.28-3,667.85

Finding the Fourth Proportional to 6,651.74, 9,179.28 and 3,667.85

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Solution

The fourth proportional to 6,651.74, 9,179.28 and 3,667.85 is: 5,061.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,651.74 : 9,179.28 = 3,667.85 : x
  2. Step 2: Convert to fraction form
    6,651.74/9,179.28 = 3,667.85/x
  3. Step 3: Cross multiply
    6,651.74x = 9,179.28 × 3,667.85
  4. Step 4: Simplify right side
    6,651.74x = 33,668,222.15
  5. Step 5: Solve for x
    x = 33,668,222.15/6,651.74
  6. Step 6: Final answer
    x = 5,061.57

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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.