Home / 4,181.52-5,770.56-2,318.64

Finding the Fourth Proportional to 4,181.52, 5,770.56 and 2,318.64

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Solution

The fourth proportional to 4,181.52, 5,770.56 and 2,318.64 is: 3,199.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,181.52 : 5,770.56 = 2,318.64 : x
  2. Step 2: Convert to fraction form
    4,181.52/5,770.56 = 2,318.64/x
  3. Step 3: Cross multiply
    4,181.52x = 5,770.56 × 2,318.64
  4. Step 4: Simplify right side
    4,181.52x = 13,379,851.24
  5. Step 5: Solve for x
    x = 13,379,851.24/4,181.52
  6. Step 6: Final answer
    x = 3,199.76

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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.