Home / 7,671.27-11,504.46-3,775.17

Finding the Fourth Proportional to 7,671.27, 11,504.46 and 3,775.17

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Solution

The fourth proportional to 7,671.27, 11,504.46 and 3,775.17 is: 5,661.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,671.27 : 11,504.46 = 3,775.17 : x
  2. Step 2: Convert to fraction form
    7,671.27/11,504.46 = 3,775.17/x
  3. Step 3: Cross multiply
    7,671.27x = 11,504.46 × 3,775.17
  4. Step 4: Simplify right side
    7,671.27x = 43,431,292.26
  5. Step 5: Solve for x
    x = 43,431,292.26/7,671.27
  6. Step 6: Final answer
    x = 5,661.55

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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.