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Finding the Fourth Proportional to 6,074.96, 9,112.28 and 1,914.80

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Solution

The fourth proportional to 6,074.96, 9,112.28 and 1,914.80 is: 2,872.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,074.96 : 9,112.28 = 1,914.80 : x
  2. Step 2: Convert to fraction form
    6,074.96/9,112.28 = 1,914.80/x
  3. Step 3: Cross multiply
    6,074.96x = 9,112.28 × 1,914.80
  4. Step 4: Simplify right side
    6,074.96x = 17,448,193.74
  5. Step 5: Solve for x
    x = 17,448,193.74/6,074.96
  6. Step 6: Final answer
    x = 2,872.15

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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.