Home / 6,919.16-9,549.48-4,231.94

Finding the Fourth Proportional to 6,919.16, 9,549.48 and 4,231.94

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Solution

The fourth proportional to 6,919.16, 9,549.48 and 4,231.94 is: 5,840.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,919.16 : 9,549.48 = 4,231.94 : x
  2. Step 2: Convert to fraction form
    6,919.16/9,549.48 = 4,231.94/x
  3. Step 3: Cross multiply
    6,919.16x = 9,549.48 × 4,231.94
  4. Step 4: Simplify right side
    6,919.16x = 40,412,778.64
  5. Step 5: Solve for x
    x = 40,412,778.64/6,919.16
  6. Step 6: Final answer
    x = 5,840.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.