Home / 4,713.42-7,071.75-2,956.31

Finding the Fourth Proportional to 4,713.42, 7,071.75 and 2,956.31

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Solution

The fourth proportional to 4,713.42, 7,071.75 and 2,956.31 is: 4,435.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,713.42 : 7,071.75 = 2,956.31 : x
  2. Step 2: Convert to fraction form
    4,713.42/7,071.75 = 2,956.31/x
  3. Step 3: Cross multiply
    4,713.42x = 7,071.75 × 2,956.31
  4. Step 4: Simplify right side
    4,713.42x = 20,906,249.88
  5. Step 5: Solve for x
    x = 20,906,249.88/4,713.42
  6. Step 6: Final answer
    x = 4,435.47

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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.