Home / 5,575.72-7,694.60-3,057.68

Finding the Fourth Proportional to 5,575.72, 7,694.60 and 3,057.68

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Solution

The fourth proportional to 5,575.72, 7,694.60 and 3,057.68 is: 4,219.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,575.72 : 7,694.60 = 3,057.68 : x
  2. Step 2: Convert to fraction form
    5,575.72/7,694.60 = 3,057.68/x
  3. Step 3: Cross multiply
    5,575.72x = 7,694.60 × 3,057.68
  4. Step 4: Simplify right side
    5,575.72x = 23,527,626.76
  5. Step 5: Solve for x
    x = 23,527,626.76/5,575.72
  6. Step 6: Final answer
    x = 4,219.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.