Home / 4,877.09-6,731.01-3,199.92

Finding the Fourth Proportional to 4,877.09, 6,731.01 and 3,199.92

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Solution

The fourth proportional to 4,877.09, 6,731.01 and 3,199.92 is: 4,416.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,877.09 : 6,731.01 = 3,199.92 : x
  2. Step 2: Convert to fraction form
    4,877.09/6,731.01 = 3,199.92/x
  3. Step 3: Cross multiply
    4,877.09x = 6,731.01 × 3,199.92
  4. Step 4: Simplify right side
    4,877.09x = 21,538,693.52
  5. Step 5: Solve for x
    x = 21,538,693.52/4,877.09
  6. Step 6: Final answer
    x = 4,416.30

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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.