Home / 5,633.60-8,449.41-1,684.75

Finding the Fourth Proportional to 5,633.60, 8,449.41 and 1,684.75

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Solution

The fourth proportional to 5,633.60, 8,449.41 and 1,684.75 is: 2,526.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,633.60 : 8,449.41 = 1,684.75 : x
  2. Step 2: Convert to fraction form
    5,633.60/8,449.41 = 1,684.75/x
  3. Step 3: Cross multiply
    5,633.60x = 8,449.41 × 1,684.75
  4. Step 4: Simplify right side
    5,633.60x = 14,235,144.53
  5. Step 5: Solve for x
    x = 14,235,144.53/5,633.60
  6. Step 6: Final answer
    x = 2,526.83

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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.