Home / 6,344.75-8,755.09-3,512.05

Finding the Fourth Proportional to 6,344.75, 8,755.09 and 3,512.05

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Solution

The fourth proportional to 6,344.75, 8,755.09 and 3,512.05 is: 4,846.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,344.75 : 8,755.09 = 3,512.05 : x
  2. Step 2: Convert to fraction form
    6,344.75/8,755.09 = 3,512.05/x
  3. Step 3: Cross multiply
    6,344.75x = 8,755.09 × 3,512.05
  4. Step 4: Simplify right side
    6,344.75x = 30,748,283.17
  5. Step 5: Solve for x
    x = 30,748,283.17/6,344.75
  6. Step 6: Final answer
    x = 4,846.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.