Home / 7,023.72-10,530.30-4,249.83

Finding the Fourth Proportional to 7,023.72, 10,530.30 and 4,249.83

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Solution

The fourth proportional to 7,023.72, 10,530.30 and 4,249.83 is: 6,371.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,023.72 : 10,530.30 = 4,249.83 : x
  2. Step 2: Convert to fraction form
    7,023.72/10,530.30 = 4,249.83/x
  3. Step 3: Cross multiply
    7,023.72x = 10,530.30 × 4,249.83
  4. Step 4: Simplify right side
    7,023.72x = 44,751,984.85
  5. Step 5: Solve for x
    x = 44,751,984.85/7,023.72
  6. Step 6: Final answer
    x = 6,371.55

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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.