Home / 5,256.80-7,207.30-5,163.14

Finding the Fourth Proportional to 5,256.80, 7,207.30 and 5,163.14

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Solution

The fourth proportional to 5,256.80, 7,207.30 and 5,163.14 is: 7,078.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,256.80 : 7,207.30 = 5,163.14 : x
  2. Step 2: Convert to fraction form
    5,256.80/7,207.30 = 5,163.14/x
  3. Step 3: Cross multiply
    5,256.80x = 7,207.30 × 5,163.14
  4. Step 4: Simplify right side
    5,256.80x = 37,212,298.92
  5. Step 5: Solve for x
    x = 37,212,298.92/5,256.80
  6. Step 6: Final answer
    x = 7,078.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.