Home / 4,277.56-6,419.90-4,245.16

Finding the Fourth Proportional to 4,277.56, 6,419.90 and 4,245.16

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Solution

The fourth proportional to 4,277.56, 6,419.90 and 4,245.16 is: 6,371.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,277.56 : 6,419.90 = 4,245.16 : x
  2. Step 2: Convert to fraction form
    4,277.56/6,419.90 = 4,245.16/x
  3. Step 3: Cross multiply
    4,277.56x = 6,419.90 × 4,245.16
  4. Step 4: Simplify right side
    4,277.56x = 27,253,502.68
  5. Step 5: Solve for x
    x = 27,253,502.68/4,277.56
  6. Step 6: Final answer
    x = 6,371.27

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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.