Home / 7,755.04-11,614.03-4,239.79

Finding the Fourth Proportional to 7,755.04, 11,614.03 and 4,239.79

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Solution

The fourth proportional to 7,755.04, 11,614.03 and 4,239.79 is: 6,349.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,755.04 : 11,614.03 = 4,239.79 : x
  2. Step 2: Convert to fraction form
    7,755.04/11,614.03 = 4,239.79/x
  3. Step 3: Cross multiply
    7,755.04x = 11,614.03 × 4,239.79
  4. Step 4: Simplify right side
    7,755.04x = 49,241,097.80
  5. Step 5: Solve for x
    x = 49,241,097.80/7,755.04
  6. Step 6: Final answer
    x = 6,349.56

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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.