Home / 4,478.79-6,710.49-3,493.56

Finding the Fourth Proportional to 4,478.79, 6,710.49 and 3,493.56

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Solution

The fourth proportional to 4,478.79, 6,710.49 and 3,493.56 is: 5,234.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,478.79 : 6,710.49 = 3,493.56 : x
  2. Step 2: Convert to fraction form
    4,478.79/6,710.49 = 3,493.56/x
  3. Step 3: Cross multiply
    4,478.79x = 6,710.49 × 3,493.56
  4. Step 4: Simplify right side
    4,478.79x = 23,443,499.44
  5. Step 5: Solve for x
    x = 23,443,499.44/4,478.79
  6. Step 6: Final answer
    x = 5,234.34

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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.