Home / 7,923.53-11,892.99-4,228.36

Finding the Fourth Proportional to 7,923.53, 11,892.99 and 4,228.36

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Solution

The fourth proportional to 7,923.53, 11,892.99 and 4,228.36 is: 6,346.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,923.53 : 11,892.99 = 4,228.36 : x
  2. Step 2: Convert to fraction form
    7,923.53/11,892.99 = 4,228.36/x
  3. Step 3: Cross multiply
    7,923.53x = 11,892.99 × 4,228.36
  4. Step 4: Simplify right side
    7,923.53x = 50,287,829.32
  5. Step 5: Solve for x
    x = 50,287,829.32/7,923.53
  6. Step 6: Final answer
    x = 6,346.64

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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.