Home / 9,400.68-14,104.80-4,723.20

Finding the Fourth Proportional to 9,400.68, 14,104.80 and 4,723.20

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Solution

The fourth proportional to 9,400.68, 14,104.80 and 4,723.20 is: 7,086.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,400.68 : 14,104.80 = 4,723.20 : x
  2. Step 2: Convert to fraction form
    9,400.68/14,104.80 = 4,723.20/x
  3. Step 3: Cross multiply
    9,400.68x = 14,104.80 × 4,723.20
  4. Step 4: Simplify right side
    9,400.68x = 66,619,791.36
  5. Step 5: Solve for x
    x = 66,619,791.36/9,400.68
  6. Step 6: Final answer
    x = 7,086.70

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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.