Home / 4,855.60-7,277.39-2,079.02

Finding the Fourth Proportional to 4,855.60, 7,277.39 and 2,079.02

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Solution

The fourth proportional to 4,855.60, 7,277.39 and 2,079.02 is: 3,115.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,855.60 : 7,277.39 = 2,079.02 : x
  2. Step 2: Convert to fraction form
    4,855.60/7,277.39 = 2,079.02/x
  3. Step 3: Cross multiply
    4,855.60x = 7,277.39 × 2,079.02
  4. Step 4: Simplify right side
    4,855.60x = 15,129,825.71
  5. Step 5: Solve for x
    x = 15,129,825.71/4,855.60
  6. Step 6: Final answer
    x = 3,115.96

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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.