Home / 5,657.20-8,483.77-1,958.44

Finding the Fourth Proportional to 5,657.20, 8,483.77 and 1,958.44

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Solution

The fourth proportional to 5,657.20, 8,483.77 and 1,958.44 is: 2,936.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,657.20 : 8,483.77 = 1,958.44 : x
  2. Step 2: Convert to fraction form
    5,657.20/8,483.77 = 1,958.44/x
  3. Step 3: Cross multiply
    5,657.20x = 8,483.77 × 1,958.44
  4. Step 4: Simplify right side
    5,657.20x = 16,614,917.00
  5. Step 5: Solve for x
    x = 16,614,917.00/5,657.20
  6. Step 6: Final answer
    x = 2,936.95

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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.