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Finding the Fourth Proportional to 4,855.66, 6,699.98 and 2,730.89

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Solution

The fourth proportional to 4,855.66, 6,699.98 and 2,730.89 is: 3,768.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,855.66 : 6,699.98 = 2,730.89 : x
  2. Step 2: Convert to fraction form
    4,855.66/6,699.98 = 2,730.89/x
  3. Step 3: Cross multiply
    4,855.66x = 6,699.98 × 2,730.89
  4. Step 4: Simplify right side
    4,855.66x = 18,296,908.38
  5. Step 5: Solve for x
    x = 18,296,908.38/4,855.66
  6. Step 6: Final answer
    x = 3,768.16

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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.