Home / 6,531.75-9,799.29-1,914.75

Finding the Fourth Proportional to 6,531.75, 9,799.29 and 1,914.75

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Solution

The fourth proportional to 6,531.75, 9,799.29 and 1,914.75 is: 2,872.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,531.75 : 9,799.29 = 1,914.75 : x
  2. Step 2: Convert to fraction form
    6,531.75/9,799.29 = 1,914.75/x
  3. Step 3: Cross multiply
    6,531.75x = 9,799.29 × 1,914.75
  4. Step 4: Simplify right side
    6,531.75x = 18,763,190.53
  5. Step 5: Solve for x
    x = 18,763,190.53/6,531.75
  6. Step 6: Final answer
    x = 2,872.61

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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.