Home / 5,365.57-8,050.12-2,078.69

Finding the Fourth Proportional to 5,365.57, 8,050.12 and 2,078.69

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Solution

The fourth proportional to 5,365.57, 8,050.12 and 2,078.69 is: 3,118.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,365.57 : 8,050.12 = 2,078.69 : x
  2. Step 2: Convert to fraction form
    5,365.57/8,050.12 = 2,078.69/x
  3. Step 3: Cross multiply
    5,365.57x = 8,050.12 × 2,078.69
  4. Step 4: Simplify right side
    5,365.57x = 16,733,663.69
  5. Step 5: Solve for x
    x = 16,733,663.69/5,365.57
  6. Step 6: Final answer
    x = 3,118.71

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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.