Home / 5,443.26-7,511.64-3,085.41

Finding the Fourth Proportional to 5,443.26, 7,511.64 and 3,085.41

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Solution

The fourth proportional to 5,443.26, 7,511.64 and 3,085.41 is: 4,257.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,443.26 : 7,511.64 = 3,085.41 : x
  2. Step 2: Convert to fraction form
    5,443.26/7,511.64 = 3,085.41/x
  3. Step 3: Cross multiply
    5,443.26x = 7,511.64 × 3,085.41
  4. Step 4: Simplify right side
    5,443.26x = 23,176,489.17
  5. Step 5: Solve for x
    x = 23,176,489.17/5,443.26
  6. Step 6: Final answer
    x = 4,257.83

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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.