Home / 4,878.55-7,310.61-2,239.54

Finding the Fourth Proportional to 4,878.55, 7,310.61 and 2,239.54

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Solution

The fourth proportional to 4,878.55, 7,310.61 and 2,239.54 is: 3,356.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,878.55 : 7,310.61 = 2,239.54 : x
  2. Step 2: Convert to fraction form
    4,878.55/7,310.61 = 2,239.54/x
  3. Step 3: Cross multiply
    4,878.55x = 7,310.61 × 2,239.54
  4. Step 4: Simplify right side
    4,878.55x = 16,372,403.52
  5. Step 5: Solve for x
    x = 16,372,403.52/4,878.55
  6. Step 6: Final answer
    x = 3,356.00

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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.