Home / 5,370.92-8,051.70-4,329.08

Finding the Fourth Proportional to 5,370.92, 8,051.70 and 4,329.08

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Solution

The fourth proportional to 5,370.92, 8,051.70 and 4,329.08 is: 6,489.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,370.92 : 8,051.70 = 4,329.08 : x
  2. Step 2: Convert to fraction form
    5,370.92/8,051.70 = 4,329.08/x
  3. Step 3: Cross multiply
    5,370.92x = 8,051.70 × 4,329.08
  4. Step 4: Simplify right side
    5,370.92x = 34,856,453.44
  5. Step 5: Solve for x
    x = 34,856,453.44/5,370.92
  6. Step 6: Final answer
    x = 6,489.85

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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.