Home / 4,877.96-6,731.69-2,753.09

Finding the Fourth Proportional to 4,877.96, 6,731.69 and 2,753.09

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Solution

The fourth proportional to 4,877.96, 6,731.69 and 2,753.09 is: 3,799.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,877.96 : 6,731.69 = 2,753.09 : x
  2. Step 2: Convert to fraction form
    4,877.96/6,731.69 = 2,753.09/x
  3. Step 3: Cross multiply
    4,877.96x = 6,731.69 × 2,753.09
  4. Step 4: Simplify right side
    4,877.96x = 18,532,914.76
  5. Step 5: Solve for x
    x = 18,532,914.76/4,877.96
  6. Step 6: Final answer
    x = 3,799.32

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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.