Home / 5,631.26-7,771.95-3,274.70

Finding the Fourth Proportional to 5,631.26, 7,771.95 and 3,274.70

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Solution

The fourth proportional to 5,631.26, 7,771.95 and 3,274.70 is: 4,519.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,631.26 : 7,771.95 = 3,274.70 : x
  2. Step 2: Convert to fraction form
    5,631.26/7,771.95 = 3,274.70/x
  3. Step 3: Cross multiply
    5,631.26x = 7,771.95 × 3,274.70
  4. Step 4: Simplify right side
    5,631.26x = 25,450,765.81
  5. Step 5: Solve for x
    x = 25,450,765.81/5,631.26
  6. Step 6: Final answer
    x = 4,519.55

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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.