Home / 8,682.44-13,011.19-4,937.20

Finding the Fourth Proportional to 8,682.44, 13,011.19 and 4,937.20

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Solution

The fourth proportional to 8,682.44, 13,011.19 and 4,937.20 is: 7,398.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,682.44 : 13,011.19 = 4,937.20 : x
  2. Step 2: Convert to fraction form
    8,682.44/13,011.19 = 4,937.20/x
  3. Step 3: Cross multiply
    8,682.44x = 13,011.19 × 4,937.20
  4. Step 4: Simplify right side
    8,682.44x = 64,238,847.27
  5. Step 5: Solve for x
    x = 64,238,847.27/8,682.44
  6. Step 6: Final answer
    x = 7,398.71

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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.