Home / 5,727.08-8,590.62-3,131.84

Finding the Fourth Proportional to 5,727.08, 8,590.62 and 3,131.84

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Solution

The fourth proportional to 5,727.08, 8,590.62 and 3,131.84 is: 4,697.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,727.08 : 8,590.62 = 3,131.84 : x
  2. Step 2: Convert to fraction form
    5,727.08/8,590.62 = 3,131.84/x
  3. Step 3: Cross multiply
    5,727.08x = 8,590.62 × 3,131.84
  4. Step 4: Simplify right side
    5,727.08x = 26,904,447.34
  5. Step 5: Solve for x
    x = 26,904,447.34/5,727.08
  6. Step 6: Final answer
    x = 4,697.76

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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.