Home / 7,473.49-11,211.99-4,188.85

Finding the Fourth Proportional to 7,473.49, 11,211.99 and 4,188.85

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Solution

The fourth proportional to 7,473.49, 11,211.99 and 4,188.85 is: 6,284.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,473.49 : 11,211.99 = 4,188.85 : x
  2. Step 2: Convert to fraction form
    7,473.49/11,211.99 = 4,188.85/x
  3. Step 3: Cross multiply
    7,473.49x = 11,211.99 × 4,188.85
  4. Step 4: Simplify right side
    7,473.49x = 46,965,288.25
  5. Step 5: Solve for x
    x = 46,965,288.25/7,473.49
  6. Step 6: Final answer
    x = 6,284.26

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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.