Home / 4,181.60-5,771.36-2,412.96

Finding the Fourth Proportional to 4,181.60, 5,771.36 and 2,412.96

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Solution

The fourth proportional to 4,181.60, 5,771.36 and 2,412.96 is: 3,330.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,181.60 : 5,771.36 = 2,412.96 : x
  2. Step 2: Convert to fraction form
    4,181.60/5,771.36 = 2,412.96/x
  3. Step 3: Cross multiply
    4,181.60x = 5,771.36 × 2,412.96
  4. Step 4: Simplify right side
    4,181.60x = 13,926,060.83
  5. Step 5: Solve for x
    x = 13,926,060.83/4,181.60
  6. Step 6: Final answer
    x = 3,330.32

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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.