Home / 5,479.86-8,214.92-2,016.30

Finding the Fourth Proportional to 5,479.86, 8,214.92 and 2,016.30

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Solution

The fourth proportional to 5,479.86, 8,214.92 and 2,016.30 is: 3,022.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,479.86 : 8,214.92 = 2,016.30 : x
  2. Step 2: Convert to fraction form
    5,479.86/8,214.92 = 2,016.30/x
  3. Step 3: Cross multiply
    5,479.86x = 8,214.92 × 2,016.30
  4. Step 4: Simplify right side
    5,479.86x = 16,563,743.20
  5. Step 5: Solve for x
    x = 16,563,743.20/5,479.86
  6. Step 6: Final answer
    x = 3,022.66

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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.