Home / 5,634.72-8,452.20-1,739.12

Finding the Fourth Proportional to 5,634.72, 8,452.20 and 1,739.12

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Solution

The fourth proportional to 5,634.72, 8,452.20 and 1,739.12 is: 2,608.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,634.72 : 8,452.20 = 1,739.12 : x
  2. Step 2: Convert to fraction form
    5,634.72/8,452.20 = 1,739.12/x
  3. Step 3: Cross multiply
    5,634.72x = 8,452.20 × 1,739.12
  4. Step 4: Simplify right side
    5,634.72x = 14,699,390.06
  5. Step 5: Solve for x
    x = 14,699,390.06/5,634.72
  6. Step 6: Final answer
    x = 2,608.72

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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.