Home / 9,163.60-13,739.28-4,226.56

Finding the Fourth Proportional to 9,163.60, 13,739.28 and 4,226.56

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Solution

The fourth proportional to 9,163.60, 13,739.28 and 4,226.56 is: 6,337.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,163.60 : 13,739.28 = 4,226.56 : x
  2. Step 2: Convert to fraction form
    9,163.60/13,739.28 = 4,226.56/x
  3. Step 3: Cross multiply
    9,163.60x = 13,739.28 × 4,226.56
  4. Step 4: Simplify right side
    9,163.60x = 58,069,891.28
  5. Step 5: Solve for x
    x = 58,069,891.28/9,163.60
  6. Step 6: Final answer
    x = 6,337.02

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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.