Home / 5,441.96-7,511.24-3,085.48

Finding the Fourth Proportional to 5,441.96, 7,511.24 and 3,085.48

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Solution

The fourth proportional to 5,441.96, 7,511.24 and 3,085.48 is: 4,258.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,441.96 : 7,511.24 = 3,085.48 : x
  2. Step 2: Convert to fraction form
    5,441.96/7,511.24 = 3,085.48/x
  3. Step 3: Cross multiply
    5,441.96x = 7,511.24 × 3,085.48
  4. Step 4: Simplify right side
    5,441.96x = 23,175,780.80
  5. Step 5: Solve for x
    x = 23,175,780.80/5,441.96
  6. Step 6: Final answer
    x = 4,258.72

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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.