Home / 4,615.28-6,930.60-4,579.44

Finding the Fourth Proportional to 4,615.28, 6,930.60 and 4,579.44

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Solution

The fourth proportional to 4,615.28, 6,930.60 and 4,579.44 is: 6,876.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,615.28 : 6,930.60 = 4,579.44 : x
  2. Step 2: Convert to fraction form
    4,615.28/6,930.60 = 4,579.44/x
  3. Step 3: Cross multiply
    4,615.28x = 6,930.60 × 4,579.44
  4. Step 4: Simplify right side
    4,615.28x = 31,738,266.86
  5. Step 5: Solve for x
    x = 31,738,266.86/4,615.28
  6. Step 6: Final answer
    x = 6,876.78

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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.