Home / 4,855.78-7,277.50-4,228.52

Finding the Fourth Proportional to 4,855.78, 7,277.50 and 4,228.52

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Solution

The fourth proportional to 4,855.78, 7,277.50 and 4,228.52 is: 6,337.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,855.78 : 7,277.50 = 4,228.52 : x
  2. Step 2: Convert to fraction form
    4,855.78/7,277.50 = 4,228.52/x
  3. Step 3: Cross multiply
    4,855.78x = 7,277.50 × 4,228.52
  4. Step 4: Simplify right side
    4,855.78x = 30,773,054.30
  5. Step 5: Solve for x
    x = 30,773,054.30/4,855.78
  6. Step 6: Final answer
    x = 6,337.41

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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.