Home / 9,173.96-13,760.91-2,600.20

Finding the Fourth Proportional to 9,173.96, 13,760.91 and 2,600.20

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Solution

The fourth proportional to 9,173.96, 13,760.91 and 2,600.20 is: 3,900.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,173.96 : 13,760.91 = 2,600.20 : x
  2. Step 2: Convert to fraction form
    9,173.96/13,760.91 = 2,600.20/x
  3. Step 3: Cross multiply
    9,173.96x = 13,760.91 × 2,600.20
  4. Step 4: Simplify right side
    9,173.96x = 35,781,087.50
  5. Step 5: Solve for x
    x = 35,781,087.50/9,173.96
  6. Step 6: Final answer
    x = 3,900.29

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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.