Home / 4,855.55-7,276.64-2,080.89

Finding the Fourth Proportional to 4,855.55, 7,276.64 and 2,080.89

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Solution

The fourth proportional to 4,855.55, 7,276.64 and 2,080.89 is: 3,118.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,855.55 : 7,276.64 = 2,080.89 : x
  2. Step 2: Convert to fraction form
    4,855.55/7,276.64 = 2,080.89/x
  3. Step 3: Cross multiply
    4,855.55x = 7,276.64 × 2,080.89
  4. Step 4: Simplify right side
    4,855.55x = 15,141,877.01
  5. Step 5: Solve for x
    x = 15,141,877.01/4,855.55
  6. Step 6: Final answer
    x = 3,118.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.