Home / 6,406.08-9,613.97-4,321.14

Finding the Fourth Proportional to 6,406.08, 9,613.97 and 4,321.14

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Solution

The fourth proportional to 6,406.08, 9,613.97 and 4,321.14 is: 6,484.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,406.08 : 9,613.97 = 4,321.14 : x
  2. Step 2: Convert to fraction form
    6,406.08/9,613.97 = 4,321.14/x
  3. Step 3: Cross multiply
    6,406.08x = 9,613.97 × 4,321.14
  4. Step 4: Simplify right side
    6,406.08x = 41,543,310.33
  5. Step 5: Solve for x
    x = 41,543,310.33/6,406.08
  6. Step 6: Final answer
    x = 6,484.98

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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.