Home / 8,659.20-11,953.68-5,073.68

Finding the Fourth Proportional to 8,659.20, 11,953.68 and 5,073.68

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Solution

The fourth proportional to 8,659.20, 11,953.68 and 5,073.68 is: 7,004.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,659.20 : 11,953.68 = 5,073.68 : x
  2. Step 2: Convert to fraction form
    8,659.20/11,953.68 = 5,073.68/x
  3. Step 3: Cross multiply
    8,659.20x = 11,953.68 × 5,073.68
  4. Step 4: Simplify right side
    8,659.20x = 60,649,087.37
  5. Step 5: Solve for x
    x = 60,649,087.37/8,659.20
  6. Step 6: Final answer
    x = 7,004.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.