Home / 5,076.85-7,610.08-2,880.94

Finding the Fourth Proportional to 5,076.85, 7,610.08 and 2,880.94

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Solution

The fourth proportional to 5,076.85, 7,610.08 and 2,880.94 is: 4,318.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,076.85 : 7,610.08 = 2,880.94 : x
  2. Step 2: Convert to fraction form
    5,076.85/7,610.08 = 2,880.94/x
  3. Step 3: Cross multiply
    5,076.85x = 7,610.08 × 2,880.94
  4. Step 4: Simplify right side
    5,076.85x = 21,924,183.88
  5. Step 5: Solve for x
    x = 21,924,183.88/5,076.85
  6. Step 6: Final answer
    x = 4,318.46

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1.5x scale

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.