Home / 5,751.30-8,613.36-2,830.44

Finding the Fourth Proportional to 5,751.30, 8,613.36 and 2,830.44

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Solution

The fourth proportional to 5,751.30, 8,613.36 and 2,830.44 is: 4,238.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,751.30 : 8,613.36 = 2,830.44 : x
  2. Step 2: Convert to fraction form
    5,751.30/8,613.36 = 2,830.44/x
  3. Step 3: Cross multiply
    5,751.30x = 8,613.36 × 2,830.44
  4. Step 4: Simplify right side
    5,751.30x = 24,379,598.68
  5. Step 5: Solve for x
    x = 24,379,598.68/5,751.30
  6. Step 6: Final answer
    x = 4,238.97

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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.