Home / 6,353.09-8,766.86-3,731.51

Finding the Fourth Proportional to 6,353.09, 8,766.86 and 3,731.51

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Solution

The fourth proportional to 6,353.09, 8,766.86 and 3,731.51 is: 5,149.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,353.09 : 8,766.86 = 3,731.51 : x
  2. Step 2: Convert to fraction form
    6,353.09/8,766.86 = 3,731.51/x
  3. Step 3: Cross multiply
    6,353.09x = 8,766.86 × 3,731.51
  4. Step 4: Simplify right side
    6,353.09x = 32,713,591.25
  5. Step 5: Solve for x
    x = 32,713,591.25/6,353.09
  6. Step 6: Final answer
    x = 5,149.25

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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.