Home / 4,855.23-6,699.38-2,730.21

Finding the Fourth Proportional to 4,855.23, 6,699.38 and 2,730.21

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Solution

The fourth proportional to 4,855.23, 6,699.38 and 2,730.21 is: 3,767.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,855.23 : 6,699.38 = 2,730.21 : x
  2. Step 2: Convert to fraction form
    4,855.23/6,699.38 = 2,730.21/x
  3. Step 3: Cross multiply
    4,855.23x = 6,699.38 × 2,730.21
  4. Step 4: Simplify right side
    4,855.23x = 18,290,687.60
  5. Step 5: Solve for x
    x = 18,290,687.60/4,855.23
  6. Step 6: Final answer
    x = 3,767.22

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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.