Home / 5,462.92-8,205.42-3,275.80

Finding the Fourth Proportional to 5,462.92, 8,205.42 and 3,275.80

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Solution

The fourth proportional to 5,462.92, 8,205.42 and 3,275.80 is: 4,920.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,462.92 : 8,205.42 = 3,275.80 : x
  2. Step 2: Convert to fraction form
    5,462.92/8,205.42 = 3,275.80/x
  3. Step 3: Cross multiply
    5,462.92x = 8,205.42 × 3,275.80
  4. Step 4: Simplify right side
    5,462.92x = 26,879,314.84
  5. Step 5: Solve for x
    x = 26,879,314.84/5,462.92
  6. Step 6: Final answer
    x = 4,920.32

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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.