Home / 4,855.30-6,700.77-2,731.36

Finding the Fourth Proportional to 4,855.30, 6,700.77 and 2,731.36

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Solution

The fourth proportional to 4,855.30, 6,700.77 and 2,731.36 is: 3,769.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,855.30 : 6,700.77 = 2,731.36 : x
  2. Step 2: Convert to fraction form
    4,855.30/6,700.77 = 2,731.36/x
  3. Step 3: Cross multiply
    4,855.30x = 6,700.77 × 2,731.36
  4. Step 4: Simplify right side
    4,855.30x = 18,302,167.99
  5. Step 5: Solve for x
    x = 18,302,167.99/4,855.30
  6. Step 6: Final answer
    x = 3,769.53

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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.