Home / 5,630.82-7,771.02-3,273.72

Finding the Fourth Proportional to 5,630.82, 7,771.02 and 3,273.72

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Solution

The fourth proportional to 5,630.82, 7,771.02 and 3,273.72 is: 4,518.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,630.82 : 7,771.02 = 3,273.72 : x
  2. Step 2: Convert to fraction form
    5,630.82/7,771.02 = 3,273.72/x
  3. Step 3: Cross multiply
    5,630.82x = 7,771.02 × 3,273.72
  4. Step 4: Simplify right side
    5,630.82x = 25,440,143.59
  5. Step 5: Solve for x
    x = 25,440,143.59/5,630.82
  6. Step 6: Final answer
    x = 4,518.02

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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.