Home / 7,923.04-11,896.24-4,419.89

Finding the Fourth Proportional to 7,923.04, 11,896.24 and 4,419.89

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Solution

The fourth proportional to 7,923.04, 11,896.24 and 4,419.89 is: 6,636.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,923.04 : 11,896.24 = 4,419.89 : x
  2. Step 2: Convert to fraction form
    7,923.04/11,896.24 = 4,419.89/x
  3. Step 3: Cross multiply
    7,923.04x = 11,896.24 × 4,419.89
  4. Step 4: Simplify right side
    7,923.04x = 52,580,072.21
  5. Step 5: Solve for x
    x = 52,580,072.21/7,923.04
  6. Step 6: Final answer
    x = 6,636.35

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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.