Home / 7,584.42-11,377.62-2,655.48

Finding the Fourth Proportional to 7,584.42, 11,377.62 and 2,655.48

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Solution

The fourth proportional to 7,584.42, 11,377.62 and 2,655.48 is: 3,983.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,584.42 : 11,377.62 = 2,655.48 : x
  2. Step 2: Convert to fraction form
    7,584.42/11,377.62 = 2,655.48/x
  3. Step 3: Cross multiply
    7,584.42x = 11,377.62 × 2,655.48
  4. Step 4: Simplify right side
    7,584.42x = 30,213,042.36
  5. Step 5: Solve for x
    x = 30,213,042.36/7,584.42
  6. Step 6: Final answer
    x = 3,983.57

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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.